View cart “PSG1 Side Stiffening T-Rail Set” has been added to your cart. HK PSG1/MSG90 Factory Hammer New Old Stock$29900 SKU: PSG1HMR-1 Categories: MP5 & 90 Series, Services - HK PSG-1, Services HK 91 93 G3 33 53 90 Tags: MSG90, PSG1 Product ID: 8788 Factory HK, PSG1 MSG90 hammer for the 2 stage sniper rifle trigger group/pack. ( Not for use with standard G3/91 trigger packs ) Rare, new old stock item New or barely/never used Without packaging Only 1 left in stock HK PSG1/MSG90 Factory Hammer New Old Stock quantity Add to cart Description Additional information Description Factory HK, PSG1 MSG90 hammer for the 2 stage sniper rifle trigger group/pack. ( Not for use with standard G3/91 trigger packs ) Rare, new old stock item New or barely/never used Without packaging Additional information Weight 5 oz Dimensions 4 × 3 × 2 in Related products Out of stock PSG1 Scope Mount Weldments Tabs Brackets $19900 Out of stock Sale! HK MSG90 Factory Hard Case New Original From: $79900 Original price was: $79900.$69900Current price is: $69900. Out of stock HK MP5 2 Position Lower Grip Frame Housing Used $4900 Out of stock HK PSG1 MSG90 Style/Clone Tripod $39900