This M1 5mm 18T-22T pinion motor gear combo set is meshed perfectly to drive motor， it provides great wheel speed and plenty of torque.<br /><img alt="" src="//www.guphotos.com/images/uploads/RM7479-1-6cd9-NwS9.jpg" style="width: 800px; height: 800px;" /><br />Features:<br />Made of high quality material<br />Easy to install and durable in use<br />Hard anodized on the gear surface<br />Rust-proof treatment on the surface of gears<br />Durable metal construction for long-lasting performance<br />Suitable for 1/8 RC car 5mm shaft brushless brushed motor<br /><br />Specifications:<br />Brand: GoolRC<br />1 set: 5Pcs<br />HRC: 45-48<br />Teeth: 18T 19T 20T 21T 22T<br />Height: 14mm<br />Tip diameter<br />18T: 20mm<br />19T: 21mm<br />20T: 22mm<br />21T: 23mm<br />22T: 24mm<br />Suitable shaft diameter: 5mm<br /><br />Package information:<br />Package size: 9 * 5 * 2cm / 3.5 * 2.0 * 0.8in<br />Package weight: 88g / 3.1oz<br />Polybag package<br /><br />Package List:<br />1 * GoolRC M1 5mm 18T Pinion Motor Gear<br />1 * GoolRC M1 5mm 19T Pinion Motor Gear<br />1 * GoolRC M1 5mm 20T Pinion Motor Gear<br />1 * GoolRC M1 5mm 21T Pinion Motor Gear<br />1 * GoolRC M1 5mm 22T Pinion Motor Gear<br><img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-quzp.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-sRg8.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-NwS9.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-iLp1.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-F26I.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-mE5B.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-PKpw.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-fRMw.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-VPW8.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/R/9/RM7479/RM7479-1-6cd9-PiDJ.jpg" /><br>