Genuine OEM 18″ pit bike inner tube, heavy duty and hard-wearing. Beware of cheap tubes from China that can burst causing serious injury.
Cocoarm 2pcs Motorcycle 2.50 X 18 Inner Tube Shock Absorbent Rubber Motorbike Inner Tube TR 4 Straight Valve Stem Motorcycle Inner Tube for 18 Inch Wheel Rim Motorcycle SUV
EasyByMall Ultralight TPU Road Bike Inner Tube 700C 18-32C, High Pressure Resistance & Shock Absorption for Rim and Disc Brakes, 65/45/85mm Valve Options
EasyByMall Ultralight TPU Road Bike Inner Tube 700C 18-32C, High Pressure Resistance & Shock Absorption for Rim and Disc Brakes, 65mm/45mm/85mm Valve Options
Apico 2mm MX Tyre Inner Tube - REAR 110/90-19" Motocross Tube
110/90-19 Motocross Tyre + Inner Tube Rear Fits Most 250cc / 450cc MX Dirt Bikes
80/100-12 Motocross Tyre + Inner Tube Rear FITS 65SX RM65 CR65 YZ65 KX65 TC65