Type Engine Type Thread TT-0140 OS 40-50 2-Stroke 1/4-28 TT-0516 OS 60-90 2-Stroke 5/16-24 TT-0522 OS 91FX all OS 4-Stroke 5/16-24 Short TT-0717 Saito 50-91 4-Stroke 7x1mm TT-0823 Saito 1.00-1.80 4-Stroke 8x1.25mm TT-0814 YS .91-1.40 4-Stroke 8x1mm
Spinner prop nut kits for the whole line of Tru-Turn aluminum spinners. They are used for O.S. Max, Saito, YS glow engines or electric prop shaft adapters. Electric Prop Shaft Adapters 5/8mm, 6/8mm, 1/4"/8mm use TT-0823 Prop Nut Adapter (8x1.25mm) Hacker A50 motors use TT-0823 Prop Nut Adapter (8x1.25mm) Hacker A60 motors and AXI Radial 41xx mounts use TT-0814 Prop Nut Adapter (8x1mm)