Five Pack Steel Pinion Gear Adapter Upgrade 3.175mm To 5mm Drive Shaft Reducer Sleeve For RC Motors 3650 550 540 Brushed Or Brushless Compatible With Axial Redcat Arrma 1 By 10 Scale Vehicles And Other 3.175mm Shaft Motors

Five-Pack Steel Pinion Adapter for 3.175mm to 5mm Shafts
✔️ 5 adapters, Allen key, 10 grub screws, steel sleeve

These RC shaft adapters let a 5mm bore pinion fit a 3.175mm (1/8 in) shaft, expanding upgrade options for 1/10 scale vehicles. Use on brushed or brushless motors to swap pinion gear sizes quickly.

✅ Inner diameter 3.175mm (1/8 in), outer diameter 5mm (0.197 in), length 12mm (0.472 in)
✅ Fits 32P 48P Mod1 5mm bore gears on 3.175mm shafts
✅ Made of steel for durability in RC drive trains
✅ Includes 5 sleeves, 1 L Allen key, 10 grub screws for easy install

💡 What is a pinion gear adapter for RC motors and how does it help upgrades? This handy piece widens gearing options for your drive train.
- 3.175mm to 5mm shaft conversion enables use of 5mm bore pinions on common motors.
- Works with 32P and 48P gears in Mod1 style for 3.175mm shafts.
- Steel construction delivers durable, reliable performance in brushed and brushless setups.