The Troy Standard AR15 Barrel Nut is a rugged alternative to standard barrel nuts machined from hardened aircraft aluminum and finished in MIL-SPEC hardcoat anodizing. Mfg No: Srai-Bnt-0000-00 Manufacturer: Troy Industries
Shipping Information Weight: 1 pounds. Dimensions: 0 (L) x 0 (W) x 0 (H) inches.: