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This ridge rail adds some noticeable weight to the slide and is a very satisfying experience when bouncing off of the return spring during engagements
After the launch of the XM16E1 and then the M16A1
x1 Umarex MP5K Early Type Gen 2 GBB SMG Airsoft (by VFC)
Full length: 339mm
1x 14mm CCW outer barrel base
Polarstar Fusion Engine Black M4 Nozzle Bundle This ridge rail adds someThe air nozzles for the Fusion Engine come in up to 6 different colours which identify how much the nozzle restricts air flow out of the engine. This starts at the Green nozzle which has the most restrictive bore with the least amount of flow, and goes up in increments to the Red nozzle which is the highest flowing. The Fusion Engine has an approximate 60 100fps window of adjustment depending on the barrel length being used. This is accomplished by
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US$ 47.00
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