KAK Industry SuperSig SB-15/SBX Pistol Buffer Tube

This is a dedicated sig sb15 enhanced tube that feature a castle nut design, dedicated diameter for the Sig SB-15 arm brace, extended length for more support on your arm, larger shoulder diameter for increased lockup surface for extra strength and stiffness. These are high end warfighter grade pistol tubes. Features: - Uses standard castle nut and standard un-modified carbine endplate - Anti-rotation design using standard endplate with tab - This tube is perfect for your Sig SB-15 arm brace pistol builds - Uses standard carbine buffer and spring - Dedicated tube diameter for a perfect fit on your Sig SB-15 arm brace - This tube extends from the receiver 8.45 from the endplate Specifications: - Weight: 6.2 oz - Finish: Military Black Hard Anodized* - Patent Pending