AIP 120% Enhanced Recoil / Hammer Spring for Hi-Capa Magazine Case Tighter sealed air nozzle ensures

Tighter sealed air nozzle ensures more barrel exit muzzle velocity

: SP-130Weight: 20g

HFC22 Gas Power (Muzzle Velocity) 330 FPS (Top Gas Test @ 25°C Room Temperature) Manufacturer Umarex Package Includes Umarex H&K USP Tactical GBB Pistol

(1) 15 rounds Magazine

AIP 120% Enhanced Recoil / Hammer Spring for Hi-Capa Magazine Case Tighter sealed air nozzle ensuresSuitable for Marui Hi Capa 5. 1 4. 3 Series GBB Pistol Best use in Conjunction with Metal Slide Outer Barrel + High Flow Blowoff Valve Recoil Spring produces stronger & faster blowback feel Hammer Spring increase the hammer tension resulting higher gas output, i. e. more power fps Major Color : Chrome Built Material : Metal Item Code : AIP032