UTG Pro’s Mil-Spec AR-15 Receiver Extension Buffer Assembly Kit features a 6061-T6 aluminum construction with rolled threads and matte black hard coat anodized finish. The kit includes a 6 position extension tube, carbine buffer, buffer spring, receiver end plate, and castle nut. Made in the USA.
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Rifle Stocks
UTG Pro Mil-Spec AR-15 Receiver Extension Buffer Assembly Kit
$37.97
UTG Pro’s Mil-Spec AR-15 Receiver Extension Buffer Assembly Kit features durable 6061-T6 aluminum construction with a matte black hard coat anodized finish, Made in USA. Complete kit includes 6-position extension tube, carbine buffer, buffer spring, receiver end plate, and castle nut.
Availability: In stock
UTG Pro
| Weight | 3.5 lbs |
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| Dimensions | 28 × 6 × 4.5 in |
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