Check the listing for details. Mod .8 32P 5mm Steel Pinion Gear 12- 30T For 32 Pitch Spur Gear RC Car 5mm Motor. Color: N/A, Condition: New. Listed at 1.99 USD. This Listing Is 32 Pitch (Mod .8) Steel Pinion Gear With 5mm Bore . Listing Available in 12T - 30T Tooth Variants , Each Gear Includes a Screw , Only Compatible 5mm Motor Shaft , But We Also Have 5mm Bore to 3.175mm (1/8 Inch) Reducer Sleeve (Adapter) for Sale ( Picture 2) , That Reducer Sleeve Can Make Those Pinion Gear Fits 3.175mm Motor Shaft Too, Thanks Volume Pricing For More Pinion Gear (Any Tooth) Buy 2 Save 25% Buy 3 Save 30% Buy 4 or more Save 40% This Listing Flat Rate Ship For $3.50, No Additional Shipping Cost For More Quantity Purchase This Listing , Thanks Include: 1 x Pinion Gear & Screw Ship from us , Thanks forlookingThis Listing Is 32 Pitch (Mod .8) Steel Pinion Gear With 5mm Bore . Listing Available in 12T - 30T Tooth Variants , Each Gear Includes a Screw , Only Compatible 5mm Motor Shaft , But We Also Have 5mm Bore to 3.175mm (1/8 Inch) Reducer Sleeve (Adapter) for Sale ( Picture 2) , That Reducer Sleeve Can Make Those Pinion Gear Fits 3.175mm Motor Shaft Too, Thanks Volume Pricing For More Pinion Gear (Any Tooth) Buy 2 Save 25% Buy 3 Save 30% Buy 4 or more Save 40% This Listing Flat Rate Ship For $3.50, No Additional Shipping Cost For More Quantity Purchase This Listing , Thanks Include: 1 x Pinion Gear & Screw Ship from us , Thanks forlooking