Angstadt Arms 9mm Buffer Kit, 5.4oz 9mm AR-15 Carbine Buffer Assembly, Carbine Buffer Spring, 9mm Buffer Spacer, Compatible with Both Glock and Colt Style Magazines, Anodized Black Finish AA09BUFKIT
Specifications:

Type	Buffer Assembly
Model	Buffer Kit
Dimensions	AR
Size	9mm
Material
Action
Trigger
Safety
Thread Pattern
Finish
Bolt Type
Hand
Hammer Type
Max Capacity