FPS Softair AEG Spring M105 Wolverine Our HD Wing Mounts require

Our HD Wing Mounts require the use of some stock ARRMA components and mounting hardware

209 primers

The CTM FUKU-2 AAP-01 / WE CNC Aluminium Adjustable Trigger is a nicely made

Manufactured by PTS  Syndicate specifically for the MTW-Spec platform out of remarkably tough Dupont Zytel Polymer

Material: Zytel High-Performance Reinforced Polymer

FPS Softair AEG Spring M105 Wolverine Our HD Wing Mounts require105 m s FPS spring has been calibrated on 363 mm inner barrel and gearbox with type D cylinder (for barrels from 301 to 400 mm). Of course with shorter or longer barrel the performance will decrease or increase, therefore the calibration will be harder or softer. In the calibration process has not been taken in consideration the thickness due to the bearings of the spring guide and of the piston head. So starting by equal initial conditions you have