PRO-ARMS 130% STEEL DUAL STAGE RECOIL SPRING GUIDE ROD FOR UMAREX/VFC G17 Gen. 4 HPA Kit Installation while the enhanced hop-up design

while the enhanced hop-up design increases the range and consistency of each shot

·         Nylon Rail Kit and Ergonomic Grip

and we will continue to offer our customers numerous new product options to facilitate the safe practice of gun handling and target shooting in various environments

SEMI Mode allows you one shot one round

For users owning multiple guns

PRO-ARMS 130% STEEL DUAL STAGE RECOIL SPRING GUIDE ROD FOR UMAREX/VFC G17 Gen. 4 HPA Kit Installation while the enhanced hop-up designMade from high strength spring steel Provides snappier recoil impulse Improved durability and performance for Umarex VFC Glock 17 Gen. 4 GBB pistol