Angel Custom 12mm+ to 14mm- CNC Steel Adapter for KWA/KSC MP7 Knee Pads 20g BBs and brings a

20g BBs and brings a good fragmentation with radius of 10-12 meters

The nozzle measures 21

They also come with bearings to allow the spring to rotate naturally upon compression and decompression

this M249 is of full metal construction

Reinforced alloy bolt construction

Angel Custom 12mm+ to 14mm- CNC Steel Adapter for KWA/KSC MP7 Knee Pads 20g BBs and brings aFeatures Steel Construction A required part for a KWA KSC H&K Umarex Heckler & Koch MP7 to use a 14mm Airsoft mock silencer or tracer unit Precision perfect fitted for KWA MP7 GBB 100% CNC Milled process for maximum durability and precision This is an essential part for your KWA KSC Umarex H&K Gas Blowback MP7 to take on any 14mm thread accessory such as mock silencers or tracers.