CMC Triggers AR-15 A5 Buffer Tube Kit with Enhanced QD End Plate - Open Box

Guntec USA AR-15 MIL-SPEC Buffer Tube Set - Black

Guntec USA AR15 A2 Buffer Tube Kit Aluminum Rifle Length Matte Ar15

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

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

Aero Precision M5 .308 Enhanced Carbine Buffer Kit - ODG Anodized

Timber Creek Greyman AR Buffer Tube Kit, Black

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