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AR15 Upper Receiver Parts for Sale at Northern Rifleman
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MNT-RS08S3 UTG .83 High 3-Slot Medium Compact Riser

• New Gen. Riser Mount for Rifles with Picatinny/Weaver Rail
• 1.58" Long Picatinny Rail with 3 Slots
• Side Plate with Spring Tension for Quick Easy Installation
• Precision Made from Aircraft Aluminum with Matte Black Anodize
• 0.83" Saddle Height with See-through Design

MSRP $12.97
Our Price: $6.25
Online Sale Price $5.25
Savings: $7.72
1 in stock!
MNT-RS10S3 UTG 1 High 3-Slot High Compact Riser

• New Gen. Riser Mount for Rifles with Picatinny/Weaver Rail
• 1.6" Long Picatinny Rail with 3 Slots
• Side Plate with Spring Tension for Quick Easy Installation
• Precision Made from Aircraft Aluminum with Matte Black Anodizing
• 1.0" Saddle Height with See-through Design

MSRP $12.97
Our Price: $6.95
Online Sale Price $5.95
Savings: $7.02
1 in stock!
MT-RSX1S UTG 1" Super Slim Picatinny Riser Mount 3 Slot

• A Fresh New Look Precision CNC Machined from 6061-T6 Aircraft Grade Aluminum and Finished in a Matte Black Anodize
• Distinctive Scalloped Picatinny Slots for Snag Free Accessory Mounting
• Continuous Rail Edge Design Allows the Installation of Multiple Riser Mounts Side by Side to Form One Continuous Picatinny Rail
• Utilizes Locking Torx Screws and Square-shaped Integral Recoil Stops for a Secure Zero Hold
• 1.57" in Length with a 1" Saddle Height and 3 Picatinny Slots to Accommodate a Wide Variety of Different Optics
• Significant Lightening Cuts Massively Reduce Weight Resulting in a Fully Capable, Lightweight, and Aesthetically Pleasing Picatinny Riser Mount
• Includes a T20 Torx Wrench for a Simple and Friendly Installation

MSRP $12.97
Our Price: $8.50
Online Sale Price $5.95
Savings: $7.02
1 in stock!
MNT-RS08S3 UTG .83 High 3-Slot Medium Compact Riser

• New Gen. Riser Mount for Rifles with Picatinny/Weaver Rail
• 1.58" Long Picatinny Rail with 3 Slots
• Side Plate with Spring Tension for Quick Easy Installation
• Precision Made from Aircraft Aluminum with Matte Black Anodize
• 0.83" Saddle Height with See-through Design

MSRP $12.97
Our Price: $6.50
Savings: $6.47
(Out of Stock)
MT-RSX5S UTG Super Slim Picatinny Riser Mount MNT .5" Height 3 Slots

• UTG Super Slim Picatinny Riser Mount, 0.5" Saddle Height, 3 Slots, 1.57" in Length
• A Fresh New Look Precision CNC Machined from 6061-T6 Aircraft Grade Aluminum and Finished in a Matte Black Anodize
• Distinctive Scalloped Picatinny Slots for Snag Free Accessory Mounting
• Continuous Rail Edge Design Allows the Installation of Multiple Riser Mounts Side by Side to Form One Continuous Picatinny Rail
• Utilizes Locking Torx Screws and Square-shaped Integral Recoil Stops for a Secure Zero Hold
• 1.57" in Length with a 0.5" Saddle Height and 3 Picatinny Slots for Accommodate Many Different Optics
• Significant Lightening Cuts Massively Reduce Weight Resulting in a Fully Capable, Light Weight, and Aesthetically Pleasing Picatinny Riser Mount
• Includes T20 Torx Allen Wrench for a Simple and Friendly Installation

MSRP $12.97
Our Price: $6.50
Savings: $6.47
(Out of Stock)
YHM BARRREL SHIM SET 1/2" I.D. YHM BARRREL SHIM SET 1/2" I.D.

List Price: $7.50
Our Price: $6.50
Savings: $1.00
1360 in stock!
YHM BARRREL SHIM SET 5/8" ID YHM BARRREL SHIM SET 5/8" ID

List Price: $7.50
Our Price: $6.50
Savings: $1.00
338 in stock!
UR-05A Luth AR Ejection Port Cover Assembly

Luth AR Ejection Port Cover Assembly

MSRP $6.99
Our Price: $6.50
Savings: $0.49
306 in stock!
MNT-RS10S3 UTG 1 High 3-Slot High Compact Riser

• New Gen. Riser Mount for Rifles with Picatinny/Weaver Rail
• 1.6" Long Picatinny Rail with 3 Slots
• Side Plate with Spring Tension for Quick Easy Installation
• Precision Made from Aircraft Aluminum with Matte Black Anodizing
• 1.0" Saddle Height with See-through Design

MSRP $12.97
Our Price: $7.25
Savings: $5.72
344 in stock!
MT-RSX1S UTG 1" Super Slim Picatinny Riser Mount 3 Slot

• A Fresh New Look Precision CNC Machined from 6061-T6 Aircraft Grade Aluminum and Finished in a Matte Black Anodize
• Distinctive Scalloped Picatinny Slots for Snag Free Accessory Mounting
• Continuous Rail Edge Design Allows the Installation of Multiple Riser Mounts Side by Side to Form One Continuous Picatinny Rail
• Utilizes Locking Torx Screws and Square-shaped Integral Recoil Stops for a Secure Zero Hold
• 1.57" in Length with a 1" Saddle Height and 3 Picatinny Slots to Accommodate a Wide Variety of Different Optics
• Significant Lightening Cuts Massively Reduce Weight Resulting in a Fully Capable, Lightweight, and Aesthetically Pleasing Picatinny Riser Mount
• Includes a T20 Torx Wrench for a Simple and Friendly Installation

MSRP $12.97
Our Price: $7.50
Savings: $5.47
(Out of Stock)
MAR009 Tacfire AR15 Gas Tube - Pistol Length

Gas Tube - Pistol Length

Pistol Length Gas Tube for AR-15.

MSRP $14.99
Our Price: $14.99
Online Sale Price $7.99
Savings: $7.00
2 in stock!
Yankee Hill Dust Cover Assembly 300 Blackout Yankee Hill Dust Cover Assembly 300 Blackout

List Price: $10.50
Our Price: $9.25
Savings: $1.25
7 in stock!
Yankee Hill Dust Cover Assembly 5.56 NATO Yankee Hill Dust Cover Assembly 5.56 NATO

List Price: $10.50
Our Price: $9.25
Savings: $1.25
1134 in stock!
Yankee Hill Dust Cover Assembly 9MM Yankee Hill Dust Cover Assembly 9MM

List Price: $10.50
Our Price: $9.25
Savings: $1.25
81 in stock!
SPKSED7003 Spike's Ejection Port Cover Pirate

List Price: $9.95
Our Price: $9.50
Savings: $0.45
110 in stock!
SPKSED7005 Spike's Ejection Port Cover Punisher

List Price: $9.95
Our Price: $9.50
Savings: $0.45
122 in stock!
SPKSED7007 Spike's Ejection Port Cover Zombie

List Price: $9.95
Our Price: $9.50
Savings: $0.45
66 in stock!
SPKSED7010 Spike's Ejection Port Cover Spider

List Price: $9.95
Our Price: $9.50
Savings: $0.45
170 in stock!
SPKSED7011 Spike's Ejection Port Cover Bio Hazard

List Price: $9.95
Our Price: $9.50
Savings: $0.45
12 in stock!
SPKSED7018 Spike's Ejection Port Cover Crusader

List Price: $9.95
Our Price: $9.50
Savings: $0.45
66 in stock!
MT-RSX1L UTG 1" Super Slim Picatinny Riser Mount 13 Slot

• A Fresh New Look Precision CNC Machined from 6061-T6 Aircraft Grade Aluminum and Finished in a Matte Black Anodize
• Distinctive Scalloped Picatinny Slots for Snag Free Accessory Mounting
• Continuous Rail Edge Design Allows the Installation of Multiple Riser Mounts Side by Side to Form One Continuous Picatinny Rail
• Utilizes Locking Torx Screws and Square-shaped Integral Recoil Stops for a Secure Zero Hold
• 5.5" in Length with a 1" Saddle Height and 3 Picatinny Slots to Accommodate a Wide Variety of Different Optics
• Significant Lightening Cuts Massively Reduce Weight Resulting in a Fully Capable, Lightweight, and Aesthetically Pleasing Picatinny Riser Mount
• Includes a T20 Torx Wrench for a Simple and Friendly Installation

MSRP $12.97
Our Price: $12.50
Online Sale Price $9.95
Savings: $3.02
1 in stock!
UR-08-R Luth AR Forward Assist Assembly

Luth AR Forward Assist Assembly

MSRP $11.95
Our Price: $10.50
Savings: $1.45
433 in stock!
MT-RSX5L UTG Super Slim Picatinny Riiser Mount .5" Height 13 Slots

• UTG Super Slim Picatinny Riser Mount, 0.5" Saddle Height, 13 Slots, 5.5" in Length
• A Fresh New Look Precision CNC Machined from 6061-T6 Aircraft Grade Aluminum and Finished in a Matte Black Anodize
• Distinctive Scalloped Picatinny Slots for Snag Free Accessory Mounting
• Continuous Rail Edge Design Allows the Installation of Multiple Riser Mounts Side by Side to Form One Continuous Picatinny Rail
• Utilizes Locking Torx Screws and Square-shaped Integral Recoil Stops for a Secure Zero Hold
• 5.5" in Length with a 0.5" Saddle Height and 13 Picatinny Slots for Accommodate Many Different Optics
• Significant Lightening Cuts Massively Reduce Weight Resulting in a Fully Capable, Light Weight, and Aesthetically Pleasing Picatinny Riser Mount
• Includes T20 Torx Allen Wrench for a Simple and Friendly Installation

MSRP $14.97
Our Price: $11.25
Savings: $3.72
(Out of Stock)
SPKSFT5000 Spike's Forward Assist Assembly

List Price: $12.00
Our Price: $11.50
Savings: $0.50
108 in stock!
BL-04B Luth AR Pistol Gas Tube

AR Gas Tube Stainless Steel

Pistol Length gas tube OAL 6 11/16″ SKU: BL-04B

MSRP $12.49
Our Price: $12.00
Savings: $0.49
(Out of Stock)
MT-RSX1L UTG 1" Super Slim Picatinny Riser Mount 13 Slot

• A Fresh New Look Precision CNC Machined from 6061-T6 Aircraft Grade Aluminum and Finished in a Matte Black Anodize
• Distinctive Scalloped Picatinny Slots for Snag Free Accessory Mounting
• Continuous Rail Edge Design Allows the Installation of Multiple Riser Mounts Side by Side to Form One Continuous Picatinny Rail
• Utilizes Locking Torx Screws and Square-shaped Integral Recoil Stops for a Secure Zero Hold
• 5.5" in Length with a 1" Saddle Height and 13 Picatinny Slots to Accommodate a Wide Variety of Different Optics
• Significant Lightening Cuts Massively Reduce Weight Resulting in a Fully Capable, Lightweight, and Aesthetically Pleasing Picatinny Riser Mount
• Includes a T20 Torx Wrench for a Simple and Friendly Installation

MSRP $17.97
Our Price: $12.25
Savings: $5.72
267 in stock!
LUTHBL-09D Luth AR Delta Ring Pack

The Delta Pack
Includes:
- Barrel Snap Ring LBL-07
- .223/5.56 Weld Spring (Barrel) LBL-08
- Delta Ring LBL-09

MSRP $12.49
Our Price: $12.25
Savings: $0.24
(Out of Stock)
BL-04A Luth AR Carbine Gas Tube

AR Gas Tube Stainless Steel

Carbine Length gas tube OAL 9 3/4″ SKU: BL-04A

MSRP $12.99
Our Price: $12.50
Savings: $0.49
(Out of Stock)
BL-04C Luth AR Mid Length Gas Tube

AR Gas Tube Stainless Steel

Mid Length gas tube OAL 11 3/4″ SKU: BL-04C

MSRP $13.99
Our Price: $13.50
Savings: $0.49
(Out of Stock)
UR-08-T Luth AR Teardrop Forward Assist Assembly

Teardrop Forward Assist Assembly

SKU: UR-08-T

MSRP $14.75
Our Price: $13.50
Savings: $1.25
(Out of Stock)