WELL PLAYED ALIEXPRESS…
Stroke of comic genius! 
The S&T M240B… Quire like it. Proprietary piston & dodgy gearbox but with some fiddling…
SPECTRE M4 – Perun AB++, 13:1 gears, short stroked by two teeth on each side, M120 spring. I managed to modify a rotary hop unit to fit which was a…
You can order stuff from the shop by emailing me [email protected] But yeah, fucked. Nerds are fixing it though.
Well done you. Have a biscuit. I know I say this a lot but DON’T BUY THE VFC MP7 – IT’S A TECHS WORST NIGHTMARE & MY GOD WILL IT…