Hop up chamber unit M4/M16 Lonex
Aluminum one piece metal hop up for M4/M16 AEG
This Lonex Ultimate hop up chamber unit features top notck air seal and is designed to provide the best possible BB flight control
Features:
Made from high quality aircraft grade aluminum alloy
Includes everything for complete hopup unit except buching and nub
O-Ring seal on Gearbox side
One-Piece hop up unit