Matrix One Piece Metal Hop-up for AK Series
Retro Arms CNC Machined Aluminum Hop-Up Unit for AK Series
Mad Bull 60 Degree Shark Hop-up Bucking (2pk with options)
6mmProShop R-HOP Patch (6.03 AEG Inner Barrels)
Retro Arms CNC Machined Aluminum Hop-Up Unit for M4
EMG / Maxx Model CNC Aluminum Hop-up Unit for M4 (M4A-PRO Blue)
Modify Baton Ryusoku Flat Hop-up Bucking (2 Options)
Maple Leaf Super Hop-Up Bucking (Options)
Valken Ultra Hop-Up Bucking and Nub
Valken Rotary Style Hop-Up Chamber for M4
