saw this on aps's site and fixmyangel.com
FMA is taking pre-orders.
1) Immediate Increases Angel performance by %20 plus
2) Self lubricating Actual(PoM) polymer creates minimum bolt friction
3) Super Soft Nose tip design for shooting fragile paint.
4) New Larger diameter bolt (was 17.95mm now 18mm) creates a "tighter fit" and further reduces gas consumption
5) Lowers optimum operating pressure at all velocities
6) Redesigned outer for smoother breech transit
7) Dual Ported for lazer eye self cleaning operation
8) Stainless steel hammer pin
9) Impact and fatigue resistant.
10)Easy to fit
