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Buffer Tube Parts 29 Items

Buffer Tube Parts Up To 16% Off— 29 Products In Stock / 7 Models

Buffer Tube Parts are purpose-built components designed to deliver consistent performance for the specific needs of recreational shooters, hunters, and professionals. Our lineup includes 29 in-stock products with savings Up To 16% Off on qualifying orders, all backed by our Forever Guarantee®.

We carry Buffer Tube Parts from 22 of the most respected brands in the industry, including LUTH-AR LLC, STRIKE INDUSTRIES, COLT, HECKLER & KOCH. Verified buyers rate our Buffer Tube Parts 4.5 Ratings out of 150 Reviews from verified buyers, reflecting the durability and craftsmanship that earn repeat purchases.

From the range to the field, every Buffer Tube Parts product we ship meets the standards our customers have trusted since 1939. Continue browsing our full selection of Rifle Stocks & Parts for more great products at Brownells.

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SONS OF LIBERTY GUN WORKS - CASTLE NUT FOR AR-15 SONS OF LIBERTY GUN WORKS - CASTLE NUT FOR AR-15
5 Stars
(5.0)

$10.44

In stock
BRAVO COMPANY - AR-15/M16 QUICK DETACH RECEIVER END PLATE BRAVO COMPANY - AR-15/M16 QUICK DETACH RECEIVER END PLATE
5 Stars
(5.0)

$16.95

In stock
SONS OF LIBERTY GUN WORKS - RECEIVER END PLATE FOR AR-15 SONS OF LIBERTY GUN WORKS - RECEIVER END PLATE FOR AR-15
5 Stars
(5.0)

$5.65

In stock
PRIMARY WEAPONS - AR-15 RATCHET CASTLE NUT QD END PLATE SET PRIMARY WEAPONS - AR-15 RATCHET CASTLE NUT QD END PLATE SET
5 Stars
(4.8)

$39.95

In stock
BROWNELLS - AR-15 A2 STOCK SPACER BROWNELLS - AR-15 A2 STOCK SPACER
5 Stars
(5.0)

$5.99

In stock
FORWARD CONTROLS DESIGN LLC - A5 CASTLE NUT FORWARD CONTROLS DESIGN LLC - A5 CASTLE NUT
5 Stars
(5.0)

$22.80 - $32.30

Select Items In Stock
FORWARD CONTROLS DESIGN LLC - AR-15 BILLET CASTLE NUT FORWARD CONTROLS DESIGN LLC - AR-15 BILLET CASTLE NUT
5 Stars
(5.0)

$19.00 - $28.50

Select Items In Stock
LUTH-AR LLC - AR-15 BUFFER RETAINER LUTH-AR LLC - AR-15 BUFFER RETAINER
5 Stars
(4.0)

$1.69

In stock
J P ENTERPRISES - ENHANCED CARBINE BUTTSTOCK CASTLE NUT J P ENTERPRISES - ENHANCED CARBINE BUTTSTOCK CASTLE NUT
5 Stars
(5.0)

$15.15

In stock
MIDWEST INDUSTRIES, INC. - PICATINNY STOCK TUBE ADAPTER MIDWEST INDUSTRIES, INC. - PICATINNY STOCK TUBE ADAPTER
5 Stars
(4.0)

$83.95

In stock
B5 SYSTEMS - AR-15 QD END PLATE B5 SYSTEMS - AR-15 QD END PLATE
5 Stars
(5.0)

$19.00

In stock
LUTH-AR LLC - AR-15 MBA-3/MBA-4 CARBINE CASTLE NUT LUTH-AR LLC - AR-15 MBA-3/MBA-4 CARBINE CASTLE NUT
5 Stars
(4.3)

$5.19

In stock
STRIKE INDUSTRIES - ULTRALIGHT MULTI-FUNTION END PLATE & ANTI-ROTATION CASTLE NUT STRIKE INDUSTRIES - ULTRALIGHT MULTI-FUNTION END PLATE & ANTI-ROTATION CASTLE NUT
5 Stars
(0.0)

$35.95

In stock
NEXT LEVEL ARMAMENT - ASCEND ARMORY MOD2 QD END PLATE/CASTLE NUT KIT NEXT LEVEL ARMAMENT - ASCEND ARMORY MOD2 QD END PLATE/CASTLE NUT KIT
5 Stars
(0.0)

$35.00

In stock
CMMG - AR-15 MK4 RECEIVER END PLATE CMMG - AR-15 MK4 RECEIVER END PLATE
5 Stars
(5.0)

$5.69

In stock
MIDWEST INDUSTRIES, INC. - QD SLING ATTACHMENT M-LOK MIDWEST INDUSTRIES, INC. - QD SLING ATTACHMENT M-LOK
5 Stars
(5.0)

$21.95

In stock
DOUBLE STAR - AR-15/M16 TWANG BUSTER DOUBLE STAR - AR-15/M16 TWANG BUSTER
5 Stars
(3.1)

$4.49

In stock
ERGO GRIPS - AR-15 RECEIVER EXTENSION CASTLE NUT ERGO GRIPS - AR-15 RECEIVER EXTENSION CASTLE NUT
5 Stars
(4.0)

$9.29

In stock
SPIKES TACTICAL - AR-15/M16 BUFFER SPACER SPIKES TACTICAL - AR-15/M16 BUFFER SPACER
5 Stars
(4.0)

$26.95

In stock
STRIKE INDUSTRIES - MULTI FUNCTION END PLATE AND ANTI-ROTATION CASTLE NUT STRIKE INDUSTRIES - MULTI FUNCTION END PLATE AND ANTI-ROTATION CASTLE NUT
5 Stars
(5.0)

$34.95

In stock
CMMG - AR-15 AMBIDEXTROUS SINGLE-POINT RECEIVER END PLATE CMMG - AR-15 AMBIDEXTROUS SINGLE-POINT RECEIVER END PLATE
5 Stars
(5.0)

$7.54

In stock
Product badge V SEVEN WEAPON SYSTEMS - AR-15 QD ENDPLATE TITANIUM V SEVEN WEAPON SYSTEMS - AR-15 QD ENDPLATE TITANIUM
5 Stars
(3.0)

$36.69

$43.65

In stock
MIDWEST INDUSTRIES, INC. - QD SLING ADAPTOR M-LOK MIDWEST INDUSTRIES, INC. - QD SLING ADAPTOR M-LOK
5 Stars
(0.0)

$21.95

In stock
PHASE 5 TACTICAL - AR-15/M16 PISTOL BUFFER TUBE FOAM COVER PHASE 5 TACTICAL - AR-15/M16 PISTOL BUFFER TUBE FOAM COVER
5 Stars
(5.0)

$7.99

In stock
SPIKES TACTICAL - AR-15/M16 22LR PISTOL PLUG SPIKES TACTICAL - AR-15/M16 22LR PISTOL PLUG
5 Stars
(4.5)

$19.99

In stock
STRIKE INDUSTRIES - AR RECEIVER ENHANCED CASTLE NUT W/EXTENDED QD ENDPLATE STRIKE INDUSTRIES - AR RECEIVER ENHANCED CASTLE NUT W/EXTENDED QD ENDPLATE
5 Stars
(5.0)

$57.95 - $59.95

Select Items In Stock
COLT - AR-15 BUTTCAP SPACER COLT - AR-15 BUTTCAP SPACER
5 Stars
(1.0)

$5.99

In stock
J P ENTERPRISES - ENHANCED CARBINE BUTTSTOCK LOCK PLATE W/QD ATTACHMENT J P ENTERPRISES - ENHANCED CARBINE BUTTSTOCK LOCK PLATE W/QD ATTACHMENT
5 Stars
(0.0)

$34.15

In stock
FIGHTLITE INDUSTRIES - MCR CARBINE STOCK SPACER FIGHTLITE INDUSTRIES - MCR CARBINE STOCK SPACER
5 Stars
(0.0)

$14.99

In stock
BROWNELLS - AR-15/M16 RECEIVER END PLATE BROWNELLS - AR-15/M16 RECEIVER END PLATE
5 Stars
(5.0)

$2.28

Out of Stock
LUTH-AR LLC - AR-15 A2 STOCK SPACER ALUMINUM LUTH-AR LLC - AR-15 A2 STOCK SPACER ALUMINUM
5 Stars
(4.0)

$5.39

Out of Stock
CMMG - AR-15 MK4 RECEIVER EXTENSION NUT CMMG - AR-15 MK4 RECEIVER EXTENSION NUT
5 Stars
(5.0)

$8.46

Out of Stock
Products:  1  –  32  of 42