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BKF AR15 Receiver Extension Castle Nut – Nitride

(3 customer reviews)

$3.99

4822 in stock

Description

This is our standard AR-15 Mil-Spec carbine buffer tube/receiver extension castle nut coated by H&M nitride

Features:

  • 4140 Tool Steel construction
  • Nitride finish
  • Fits: AR-15 or LR308 Buffer Tubes

Additional information

Weight .1 lbs
Dimensions 4 × 4 × 1 in

3 reviews for BKF AR15 Receiver Extension Castle Nut – Nitride

  1. James Stanley (verified owner)

  2. Anonymous (verified owner)

  3. JOSE P. (verified owner)

    Great quality and fast shipping

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