Designed for Tokyo Marui M4 MWS GBBR / Compatible with We-Tech Open Bolt GBBR with modification
Comes with Additional Weights for Fine-Tuning Cycling Speed and Felt Recoil
The G&P aluminum buffer is a drop-in upgrade part that allows for fine-tuning of your gun's cycling speed and felt recoil. The buffer works with standard buffer springs that come with standard guns.
