CMMG Pistol Tube Assembly for AR-Style - Dependable Functionality in Classic Black - 55CA67D

Aim Sports Pistol Buffer Tube, Black - Lightweight and Sturdy Buffer Tube for Pistol - ARPTUB

GUNTEC AR15 PISTOL BUFFER TUBE KIT ANODIZED BLACK

Aim Sports Buffer Tube, Anodized Black - XDB15PSTOC

TacFire 5-Piece PCC Buffer Tube Kit, Black

Timber Creek Outdoors Buffer Tube Kit for AR-15 - Lightweight and Durable in Blue Finish - ARBTKB

Timber Creek Outdoors Buffer Tube Kit for AR-15, Robin's Egg Blue - ARBTKRE

GUNTEC AR15 9 PISTOL BRACE BUILD KIT & BUFFER TUBE BLACK