Pinions Pinion 2.0mm shaft, 24mm Gearmotors, first stage 3:1 $1.35 Pinion for 24mm planetary gearmotors with RS-370 motor. Ratios: 9:1 more information / order Code: MG-P2403-20 Pinion 2.0mm shaft, 24mm Gearmotors, first stage 4:1 $1.35 Pinion for 24mm planetary gearmotors with RS-370 motor. Ratios: 16:1, 20:1, 36:1, 48:1, 64:1, 256:1 more information / order Code: MG-P2404-20 Pinion 2.0mm shaft, 24mm Gearmotors, first stage 5:1 $1.35 Pinion for 24mm planetary gearmotors with RS-370 motor. Ratios: 5:1, 25:1 more information / order Code: MG-P2405-20 Pinion 2.3mm shaft, 24mm Gearmotors, first stage 3:1 $1.35 Pinion for 24mm planetary gearboxes and motors with 2.3mm shaft. Ratios: 9:1 more information / order Code: MG-P2403-23 Pinion 2.3mm shaft, 24mm Gearmotors, first stage 4:1 $1.35 Pinion for 24mm planetary gearboxes and motors with 2.3mm shaft. Ratios: 16:1, 20:1, 36:1, 48:1, 64:1, 256:1 more information / order Code: MG-P2404-23 Pinion 2.3mm shaft, 24mm Gearmotors, first stage 5:1 $1.35 Pinion for 24mm planetary gearboxes and motors with 2.3mm shaft. Ratios: 5:1, 25:1 more information / order Code: MG-P2405-23 Pinion 2.3mm shaft, 28mm Gearmotors, first stage 4:1 $1.35 Pinion for 28mm planetary gearmotors with RS-380/385 motor. Ratios: 4:1, 16:1, 20:1, 100:1, 256:1 more information / order Code: MG-P2804-23 Pinion 2.3mm shaft, 28mm Gearmotors, first stage 5:1 $1.35 Pinion for 28mm planetary gearmotors with RS-380/385 motor. Ratios: 5:1, 25:1 more information / order Code: MG-P2805-23 Pinion 2.3mm shaft, 36mm Gearmotors, first stage 4:1 $1.35 Pinion for 36mm planetary gearmotors with RS-380/385 motor. Ratios: 4:1, 16:1, 20:1, 100:1, 256:1 more information / order Code: MG-P3604-23 Pinion 2.3mm shaft, 36mm Gearmotors, first stage 5:1 $1.35 Pinion for 36mm planetary gearmotors with RS-380/385 motor. Ratios: 5:1, 25:1, 125:1 more information / order Code: MG-P3605-23 Pinion 3.2mm shaft, 36mm Gearmotors, first stage 4:1 $1.35 Pinion for 36mm planetary gearmotors with RS-540/545/550/555 motor. Ratios: 4:1, 16:1, 20:1, 36:1, 48:1, 100:1, 256:1 more information / order Code: MG-P3604-32 Pinion 3.2mm shaft, 36mm Gearmotors, first stage 5:1 $1.35 Pinion for 36mm planetary gearmotors with RS-540/545/550/555 motor. Ratios: 5:1, 25:1 more information / order Code: MG-P3605-32 P60 Gearbox Pinion Gear, first stage 4:1 (15 T) 3.2mm shaft $1.95 more information / order Code: P60P-GM4032 P60 Gearbox Pinion Gear, first stage 5.09:1 (11 T) 3.2mm shaft $1.95 more information / order Code: P60P-GM5032