About the Elite Force Glock Rebuild Kit The Elite Force Glock Rebuild Kit is a durable rebuild kit for the Elite Force Glock 17 and Glock 19 Green Gas pistols. This will work on both the Gen 3 and Gen 4 guns.   What's Included In The Box: Elite Force Glock Rebuild Kit Quick Overview Replacement Nozzle and Housing Replacement Bucking Nozzle Spring Included Weight & Dimensions: Dry Weight of the rebuild kit is: 1 oz Entire package weight: 2 oz Length: 3 inches (76mm) Height: 4 inches (102mm) Q&A:   Warranty: FOX AIRSOFT OFFERS A 30 DAY WARRANTY AND REFUND POLICY WHICH YOU CAN READ MORE ABOUT HERE. Alternate Lookup: 2211116