Daniel Defense MIL-SPEC Carbine Buffer Tube - 6-Position

Timber Creek Outdoors Buffer Tube Kit for AR-15, Red - ARBTKR

Timber Creek AR Buffer Tube, Black - AR BT BL

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

ONE HORSE AR15 Buffer Tube Kit Carbine Buffer

GUNTEC AR15 PISTOL BUFFER TUBE KIT ANODIZED BLACK

TacFire 6-Postion Mil-Spec Buffer Tube Kit w/Dual Loop End Plate, Black

Aim Sports Buffer Tube, Anodized Black - XDB15PSTOC