Silverback SRS Fast Unit + Flat Rubber
Silverback SRS Fast Unit + Flat Rubber
Full metal construction
Designed to be drop in fit.
Compatibility: Silverback SRS series airsoft rifle
About:
Designed to work and function like traditional hop up units found on standard airsoft rifles
Includes: x1 Silverback SRS Fast Hop Up Unit + Flat Hop Up Rubber (SBA-HOP-21)
Ref: SBA-HOP-15