GHK - Ver 2 Enhancing Steel Bolt Carrier and Bolt Catch Upgrade Kit for GHK M4 GBB Rifle Module (Please noted it is come

(Please noted it is come with Black Color Polymer Magazine)

Dimensions: 3"H x 1

Length      90

Package includes the following:

and takes both green gas and co2 shells (two types of shells available separately) to accommodate whichever power source that is more readily available at one's country

GHK - Ver 2 Enhancing Steel Bolt Carrier and Bolt Catch Upgrade Kit for GHK M4 GBB Rifle Module (Please noted it is comeThe GHK Ver2 Enhancing Full Steel Bolt Carrier and Bolt Catch Upgrade Kit for Any GHK M4 GBB Rilfe, Easy to Upgrade your GHK M4 GBB Ver 1. Material: Steel Package Included: GHK M4 Ver. 2 Steel Bolt Carrier, Ver. 2 Bolt Catch Set