Part S13: Hammer Block Spring for H&K USP Blowback
Replacement hammer spring S13 for the H&K USP blowback CO2 air pistol by Umarex
£5.73
Only 2 left in stock
Replacement hammer spring S13 for the H&K USP blowback CO2 air pistol by Umarex
£5.73
Only 2 left in stock