 | TWM3M Gearbox For 3" Motor 878 in lbs stall 840 RPM |
 | TWA69 Gearbox System For Astroflight 960 and 990 motors Up to 274 in lbs stall torque 8.32:1 ratio |
 | TWM3 Gearbox For 3" Motor 1664 in lbs stall torque 7.14:1 ratio |
 | TWM3R2 Gearbox Right angle gearbox for two 3" Motors 932 in lbs stall torque 2:1 ratio |
 | TWM3R Gearbox Right angle gearbox for the 3" Motor 2:1 ratio 466 in lbs stall torque |
 | TWA40 Gearbox System Special Order For Astroflight 940 motors 7.78:1 ratio 97 in lbs stall torque |
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 | T-Box GearBox System Special Order For Titan 550 motors 11.52:1 ratio |