Hop-up chamber and bucking mainly provide backspin to BBs as they exit barrel to increase flight duration and therefore range, whose proper adjustment can enhance trajectory.
Modify's Metallic, Hi-efficiency Hop-up chamber is designed for M16/M4 AEGs. The newly designed hop up arm is now gear driven with precision rapid, accurate adjustment without slipping. The adjustment knob has an O-ring to assure tightness to enhance stability, air-tightness of the Hop-up, also raising the efficiency of loading. The pressure point is the rigid type for speed, stability, and accuracy.
This hop-up chamber comes with the standard hop-up arm and also a bonus one with a raised hop up the arm to offer great value for money.
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