Madbull Ultimate Style Polymer Upgrade Hop Up Chamber Lonex M4 M16 M15

NEW LONEX HOP UP CHAMBER LONEX QUALITY MADE OF HIGH STRENGTH POLYMER NEW IMPROVED DESIGN IMPROVED ACCURACY IMPROVED RANGE IMPROVED CONSISTENCY ANTI VIBRATION ADJUSTING WHEEL LARGE WHEEL ALLOWS MICRO ADJUSTMENTS MUCH EASIER TO FINE TUNE FOR THE PERFECT HOP HOP DOESN'T WIND OFF LIKE STANDARD TM M4 DESIGN INCLUDES LONEX HOP UP USE WITH A QUALITY TIGHT BORE BARREL COMES ALREADY ASSEMBLED FAST UK DELIVERY