Rocket spool lip design. Machined aluminum braid ready spool. REVO3 ROCKET SP30 30 76:1 10 165/0.25, 150/0.28, 130/0.30 180/10 11 43 7.6. Combines a Zenon inspired A-SYM body design to minimize the body size and optimize weight and balance with the AM-G fully machined gear systems for optimal smoothness and cranking power.