Maple Leaf Hop-Up Plus Inner Barrel Set for GHK

DIY ability required !
※Correct installation method: Remove the barrel first , and then installing the HOP-UP set. Final install the barrel back.※
● Material: Nylon fiber, rubber, metal made.
● This is the GBB spec barrel, which needs to be assembled Maple Leaf Hop-up to fit GHK AK.
● This item includes hop-up set, and GBB type silver 6.03 inner barrel (not the Crazy Jet version).