A&K/JG SR-25 Installation Spacer Kit SOCKS Being a true closed bolt

Being a true closed bolt system it is easier to achieve a high level of accuracy since it is not as critical of the hop-up configuration as an open bolt system

010" of an exiting nozzle to be compatible

We are using the make and model of the rifle which the nozzle length originated from in the nozzle description but this does not mean it is the only rifle it is compatible with

We have provided a comparison chart to show the output of the two different F2™ poppets over a range of pressures and BB weights using a 6

Note: The Direct Attachment Front Cylinder and Adapter are sold as shown

A&K/JG SR-25 Installation Spacer Kit SOCKS Being a true closed boltThis spacer kit allows a V2 Fusion Engine to be used in the A&K and JG SR25 rifles. Since these models use an "V2 Long" gearbox, the standard V2 Fusion Engine will not be long enough to interface with the rifle's hop up chamber and stock bolt. The included Delrin spacer extends the front of the engine so that it will be the correct length to match up to the hop up chamber while the included Nut provides an anchoring point for the stock bolt. Spacer