PRO-ARMS 130% NOZZLE RETURN SPRING FOR ELITE FORCE / UMAREX (VFC) GLOCK 17, ISSC M22, SAI BLU, LONEWOLF, AND OTHER COMPATIBLE PISTOLS Redline Parts Compatible magazines: Various normal magazines

Compatible magazines: Various normal magazines (spring type magazines)

or the Tienly U-30000 Motor for an all 'round trigger response and rate of fire build

Umarex (Elite Force) HK M110A1 AEG Magazine

The fully licensed PTS Griffin Armament Taper Mount series flash hiders are manufactured from steel alloy CNC machined with QPQ treatment

PRO-ARMS 130% NOZZLE RETURN SPRING FOR ELITE FORCE / UMAREX (VFC) GLOCK 17, ISSC M22, SAI BLU, LONEWOLF, AND OTHER COMPATIBLE PISTOLS Redline Parts Compatible magazines: Various normal magazinesFeatures Made from high strength spring steel Provides snappier recoil impulse Improved durability and performance Manufacturer: Pro Arms Material: Spring Steel Compatibility: Elite Force, UMAREX, Spartan GLOCK and other GBB Pistols w VFC Blowback System SAI BLU, ISSC M22, Lonewolf, ZEV, G&P Custom, P80 and other GBB Pistols w WE Tech Gas Blowback System Not compatible w KWC, WinGun systems