7075 aluminum optimized rotor mounting collar, coupled with ultralight stainless steel rotor.
Roughly a 2 week lead time at the moment.
This combination is designed for Rookie, JR1, and Quarter Midget only. If you choose to try on other applications that's your call. We've been testing for several weeks in JR1 and those who have noticed pre-order one upon sight.
Check out the comparison photos standard rotor weight vs our Ultralight combination.