21 ULTRA HEAVY DUTY 4mm INNER TUBE 3.00-21 TR4 VALVE BORILLI BRA21

Borilli ultra heavy-duty motorcycle inner tube for 21-inch rims and 3.00-21 tyres, fitted with a straight TR4 valve. The 4 mm rubber construction is designed for demanding use, including off-road and long-distance riding.

Features

• Ultra heavy-duty construction helps reduce punctures and pinch damage


• Suitable for compatible 21-inch motorcycle applications


• Well suited to off-road and long-distance riding


• Designed as a replacement inner tube for 21-inch rims

Specifications

• Compatible tyre size: 3.00-21


• Alternative size notation: 21 x 3.00 / 21x300 / 300-21 / 3.00x21 / 21-300


• Supplied size designation: 21x300


• Rim diameter: 21 / 533 mm


• Nominal tyre width: 3.00 / 76 mm


• Valve type: TR4


• Valve style: Straight


• Valve angle: 0°


• Tube thickness: 4 mm


• Material: Rubber


• Brand: Borilli

Cross-Reference OEM Part Numbers

• BRA21