This is the same high quality carbine buffer spring that’s found in our complete rifles, complete lowers, and in our various stock kits that we have on the site. It’s a Mil-Spec 17-7 stainless steel buffer spring that features an electro polish finish to give it a smoother quality look and feel. If you need a replacement buffer spring or just need one to finish a build, look no further. Get one today!

- Material: 17-7 Stainless Steel Spring
- Finish: Electro Polish
- Weight: 1.7oz

• 6-position Mil-spec Diameter Receiver Extension Tube for AR15 Rifles
• Extension Tube CNC Machined from 6061-T6 Aircraft Grade Aluminum with Precisely Rolled Threads for Durable Thread Engagement with Lower Receiver
• Underwent the Tightest Tolerance Controls for a Secure Fit and Function with Various Collapsible Stocks
• Finished in a Matte Black Type III Class II Hard Coat Anodize
• Proudly Designed and Made in USA

• UTG PRO USA Made
• Stock Molded from Impact Resistant High Strength FDE Polymer
• Minimal Bulk Profile, Lightweight, Beyond Sub Compact Size, Ideal for SBRs
• Unique 4.28" Length with 4 Position Adjustability Provides Comfortable Length of Pull and Ease of Shouldering Firearm when Wearing a Load Bearing Vest or Plate Carrier System
• Combine with Our Super Slim Handguards for a Superior Firearm Handling Experience
• Built for Heavy Duty Use with the Tightest Tolerance Controls to Provide the Most Secure Fit and Function
• Includes Ergonomic Slanted Cheek Rest and Rubberized Butt Pad and Features a Reversible Sling Swivel Housing for Left or Right Handed Shooters and a Standard Sling Loop for Traditional Slings
• Removable 5.51" Extended Cheek Rest Insert Included
• Low Profile and Lightweight Design Does Not Add Excessive Bulk
• Polymer Stock Only

• Built for Heavy-duty Use with the Tightest Tolerance Controls to Provide the Most Secure Fit and Function
• Mil-spec Stock Molded from Impact Resistant High-strength Polymer in Black
• Built-in Rubberized Butt Pad and a Slanted Cheek Rest Enhances Shooting Stability and Promotes Consistent Firearm Control
• Integral Ambidextrous Sling Loop and QD Sling Swivel Housing for Left or Right Handed Shooters
• Unique 6.05" Length and Sub Compact Profile for superior lightweight, yet comfortable performance with 6 position adjustability - Combine with our Super Slim Handguards for a Superior Firearm Handling Experience
• Snag Free Performance with Fully Dehorned Corners and Melted Contours for Increased Comfort
• Includes Polymer Stock Only
• Proudly Designed and Made in USA

• Proudly Designed and Made in USA
• Stock Molded from Impact Resistant High Strength Matte Black Polymer,
• Minimal Bulk Profile, Lightweight, Beyond Sub Compact Size, Ideal for SBRs
• Unique 4.28" Length with 4 Position Adjustability Provides Comfortable Length of Pull and Ease of Shouldering Firearm when Wearing a Load Bearing Vest or Plate Carrier System
• Combine with Our Super Slim Handguards for a Superior Firearm Handling Experience
• Built for Heavy Duty Use with the Tightest Tolerance Controls to Provide the Most Secure Fit and Function
• Includes Ergonomic Slanted Cheek Rest and Rubberized Butt Pad and Features a Reversible Sling Swivel Housing for Left or Right Handed Shooters and a Standard Sling Loop for Traditional Slings
• Removable 5.51" Extended Cheek Rest Insert Included
• Low Profile and Lightweight Design Does Not Add Excessive Bulk
• Polymer Stock Only

• Proudly Designed and Made in USA
• 1.2" OD Receiver Extension Tube Compatible with AR15 Lower Receivers
• Precision Machined from 7075-T6 Aircraft Grade Aluminum with a Dry Film Lube Coated Interior for Smoother and More Reliable Cycling
• Finished in a Matte Black Type III Class II Hard Coat Anodize
• Compatible with Standard AR15 Type Buffers and Springs

• Proudly Designed and Made in USA
• Built for Heavy-duty Operations with Tightest Tolerance Control Providing the Most Secure Fit and Silent Operation
• Mil-spec Stock Molded from Impact Resistant High-strength Polymer in Black
• Built-in Rubberized Butt Pad, Chamfered Front and Rear Edges and Slanted Cheek Rest Surface Further Enhances Shooting Stability and Consistent Firearm Control
• Dual Storage Compartments with Removable Waterproof Caps Provide Dry Storage for Batteries (Up to 8 CR123) and/or Other Essential Accessories
• Integral Ambidextrous Sling Loop and QD Sling Swivel Housing for Left or Right Handed Shooters
• Extended 8" Length for Increased Length of Pull - Combine with our Super Slim Handguards for Superior Firearm Handling
• Polymer Stock Only

The MOE Fixed Carbine Stock – Mil-Spec Model (Magpul Original Equipment) provides an inexpensive, fixed, non-collapsing stock option for mil-spec size carbine-length buffer tubes. The MOE Fixed Carbine Stock has a slim profile, improved cheek weld, and multiple sling attachment options, and is compatible with ASAP® Plates and PRS® Extended Rubber Butt-Pad. Installation is non-armorer and does not require the castle nut or lock plate to be removed.

Made in U.S.A.

The MOE Fixed Carbine Stock – Mil-Spec Model (Magpul Original Equipment) provides an inexpensive, fixed, non-collapsing stock option for mil-spec size carbine-length buffer tubes. The MOE Fixed Carbine Stock has a slim profile, improved cheek weld, and multiple sling attachment options, and is compatible with ASAP® Plates and PRS® Extended Rubber Butt-Pad. Installation is non-armorer and does not require the castle nut or lock plate to be removed.

Made in U.S.A.

The MOE Fixed Carbine Stock – Mil-Spec Model (Magpul Original Equipment) provides an inexpensive, fixed, non-collapsing stock option for mil-spec size carbine-length buffer tubes. The MOE Fixed Carbine Stock has a slim profile, improved cheek weld, and multiple sling attachment options, and is compatible with ASAP® Plates and PRS® Extended Rubber Butt-Pad. Installation is non-armorer and does not require the castle nut or lock plate to be removed.

Made in U.S.A.

The MOE Fixed Carbine Stock – Mil-Spec Model (Magpul Original Equipment) provides an inexpensive, fixed, non-collapsing stock option for mil-spec size carbine-length buffer tubes. The MOE Fixed Carbine Stock has a slim profile, improved cheek weld, and multiple sling attachment options, and is compatible with ASAP® Plates and PRS® Extended Rubber Butt-Pad. Installation is non-armorer and does not require the castle nut or lock plate to be removed.

Made in U.S.A.

• Proudly Designed and Made in USA
• Built for Heavy-duty Use with the Tightest Tolerance Controls to Provide the Most Secure Fit and Function
• Mil-Spec Stock Molded from Impact Resistant High-strength Polymer in Black
• Built-in Ergonomic Rubberized Butt Pad and a Slanted Cheek Rest Enhances Shooting Stability and Promotes Consistent Firearm Control
• Integral Ambidextrous Sling Loop and Reversible QD Sling Swivel Housing for Left or Right Handed Shooters
• Lightweight Extra Slim Profile with Extended 7.5" Length for Increased Length of Pull - Combine with our Super Slim Handguards for a Superior Firearm Handling Experience
• Snag Free Performance with Fully Dehorned Corners and Melted Contours for Increased Comfort
• Polymer Stock Only

• 6-position Mil-spec Diameter Receiver Extension Tube for AR15 Rifles
• Extension Tube CNC Machined from 6061-T6 Aircraft Grade Aluminum with Precisely Rolled Threads for Durable Thread Engagement with Lower Receiver
• Underwent the Tightest Tolerance Controls for a Secure Fit and Function with Various Collapsible Stocks
• Finished in a Flat Dark Earth Cerakote® for Corrosion and Wear Resistance
• Proudly Designed and Made in USA

The AR Buttstock Rail is a Picatinny rail designed by CTK Precision to mount at the sling attachment point on the underside of LUTH-AR MBA-1 and MBA-2 stocks. This accessory rail meets MIL-STD-1913 specifications so it may be used as a means of attachment for any product designed for use on a standard Picatinny rail, including the CTK Precision Ultimate Rail-Pod.

The AR Buttstock Rail incorporates a sling swivel mount point so that you may attach a sling, in addition to a rear monopod.

- Compatible with LUTH-AR MBA-1 and MBA-2 stocks.
- Construction: CNC machined from billet 6061 aluminum for high strength and low weight.
- Finish: Durable black Mil-Spec hard coat anodized.
- Length: 2.50”
- Width: .86”
- Height: .83”
- Weight: 0.7 oz
- Mounting: Mounts at the sling attachment point on the underside of the LUTH-AR stock.
- Meets MIL-STD-1913 specifications.
- Includes sling swivel mount point.
- Made in the USA!

Spike’s Tactical is happy to offer a Mil-Spec 6-Position buffer tube.

- Material: 7075-T6 Aluminum
- Finish: Type III Hardcoat Anodized
- Features: Laser Engraved Positions
- Weight: 3.6oz
- Length: 7 1/4"

The MOE Stock – Mil-Spec Model (Magpul Original Equipment) is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec sized receiver extension tubes. Designed for light, fast action the streamlined A-frame profile avoids snagging and shields the release latch to prevent accidental activation. The Mil-Spec Model includes a standard 0.30" thick rubber butt-pad which provides positive shoulder purchase to prevent slippage even with body armor or modular gear.

Made in U.S.A.

The MOE Stock – Mil-Spec Model (Magpul Original Equipment) is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec sized receiver extension tubes. Designed for light, fast action the streamlined A-frame profile avoids snagging and shields the release latch to prevent accidental activation. The Mil-Spec Model includes a standard 0.30" thick rubber butt-pad which provides positive shoulder purchase to prevent slippage even with body armor or modular gear.

Made in U.S.A.

The MOE Stock – Mil-Spec Model (Magpul Original Equipment) is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec sized receiver extension tubes. Designed for light, fast action the streamlined A-frame profile avoids snagging and shields the release latch to prevent accidental activation. The Mil-Spec Model includes a standard 0.30" thick rubber butt-pad which provides positive shoulder purchase to prevent slippage even with body armor or modular gear.

Made in U.S.A.

The MOE Stock – Mil-Spec Model (Magpul Original Equipment) is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec sized receiver extension tubes. Designed for light, fast action the streamlined A-frame profile avoids snagging and shields the release latch to prevent accidental activation. The Mil-Spec Model includes a standard 0.30" thick rubber butt-pad which provides positive shoulder purchase to prevent slippage even with body armor or modular gear.

Made in U.S.A.

A drop-in replacement buttstock for AR15/M4 mil-spec carbine buffer tubes, the SL-K is designed for compact PDW style weapons or users desiring a small and light stock.

Features a short and slim profile, a smaller rubber butt-pad with rolled toe for easy shouldering and sure grip, and a 1.25” footman’s loop with the ability to accept an optional M-LOK QD Sling Mount for push-button style QD sling swivels. A new, unique, ambidextrous release latch minimizes rattle on the receiver extension without requiring additional locks, levers, or springs*.

Made in U.S.A.

A drop-in replacement buttstock for AR15/M4 mil-spec carbine buffer tubes, the SL-K is designed for compact PDW style weapons or users desiring a small and light stock.

Features a short and slim profile, a smaller rubber butt-pad with rolled toe for easy shouldering and sure grip, and a 1.25” footman’s loop with the ability to accept an optional M-LOK QD Sling Mount for push-button style QD sling swivels. A new, unique, ambidextrous release latch minimizes rattle on the receiver extension without requiring additional locks, levers, or springs*.

Made in U.S.A.

A drop-in replacement buttstock for AR15/M4 mil-spec carbine buffer tubes, the SL-K is designed for compact PDW style weapons or users desiring a small and light stock.

Features a short and slim profile, a smaller rubber butt-pad with rolled toe for easy shouldering and sure grip, and a 1.25” footman’s loop with the ability to accept an optional M-LOK QD Sling Mount for push-button style QD sling swivels. A new, unique, ambidextrous release latch minimizes rattle on the receiver extension without requiring additional locks, levers, or springs*.

Made in U.S.A.

A drop-in replacement buttstock for AR15/M4 mil-spec carbine buffer tubes, the SL-K is designed for compact PDW style weapons or users desiring a small and light stock.

Features a short and slim profile, a smaller rubber butt-pad with rolled toe for easy shouldering and sure grip, and a 1.25” footman’s loop with the ability to accept an optional M-LOK QD Sling Mount for push-button style QD sling swivels. A new, unique, ambidextrous release latch minimizes rattle on the receiver extension without requiring additional locks, levers, or springs*.

Made in U.S.A.

The DEFIANCE DS150 Stock fits AR milspec buffer tubes. Sockets capable of accepting a QD sling mount can be found on the left and right side of the stock and a removable rubber shock pad is preinstalled. Buffer tube not included.

DIMENSIONS
Overall Length 7.125" / 180.98mm
Overall Width 1.5" / 38.3mm
Weight 14oz / 400g

• Proudly Made in USA
• Polymer Stock Made from Impact Resistant High-strength Material
• Mil-spec Diameter Extension Tube Made from Aircraft Aluminum with Rolled Threads, FDE Cerakote® Applied for Best Corrosion and Wear Resistance
• Built for Heavy-duty Operations with Tightest Tolerance Control
• Stock Assembly Complete with Action Spring, Buffer Assembly, Tear-drop Ring and Castle Nut

The DEFIANCE DS150 Stock fits AR milspec buffer tubes. Sockets capable of accepting a QD sling mount can be found on the left and right side of the stock and a removable rubber shock pad is preinstalled. Buffer tube not included.

Cerakote® finished in Flat Dark Earth to match your KRISS Vector or DEFIANCE DMK22 model.

DIMENSIONS
Overall Length 7.125" / 180.98mm
Overall Width 1.5" / 38.3mm
Weight 14oz / 400g

The Luth-AR Modular Buttstock Assembly (MBA) for AR style rifles is designed to replace the standard buttstock on your AR. The MBA-2 is designed to work with a standard A2 rifle style buffer tube in a low-cost, lightweight, strong and high-quality design. Similar to the MBA-1, the MBA-2 is designed for those who do not need the additional adjustability of the MBA-1. The modular design of the MBA Buttstock allows you to configure your buttstock to your specific and personal needs, by adding additional adjustability as needed, or none at all. The MBA features multiple attachment points for a sling, and has a rail attachment available. Available in Black or Flat Dark Earth.

The Luth-AR Modular Buttstock Assembly (MBA) for AR style rifles is designed to replace the standard buttstock on your AR. The MBA-2 is designed to work with a standard A2 rifle style buffer tube in a low-cost, lightweight, strong and high-quality design. Similar to the MBA-1, the MBA-2 is designed for those who do not need the additional adjustability of the MBA-1. The modular design of the MBA Buttstock allows you to configure your buttstock to your specific and personal needs, by adding additional adjustability as needed, or none at all. The MBA features multiple attachment points for a sling, and has a rail attachment available. Available in Black or Flat Dark Earth.

The GL-Core S was specifically designed for one of the best Israeli Counter-Terrorism units, to be used as a primary buttstock.

The design process started with the GL-Core buttstock, and implemented all the design changes that were requested to create a buttstock that will be short and compact for CQB scenarios but will still provide strength and stability for mid-range engagements.

Advantages:
- Small and compact allowing for easy maneuverability during CQB
- Flat faced rubberized butt-pad designed for use with and without tactical body armor
- Interchangeable buffer tube adapters for a tight fit on Mil-Spec and Commercial buffer tubes
- Integrated cheek weld optimized for the M4/AR15 platforms
- No protruding parts, will not get caught on gear or webbing
- Inversed positioning lever will not open accidently
- Two integrated quick detach rear sling swivel connectors
- Made of durable and light-weight fiberglass reinforced polymer composite