Heidenau - Inner Tube - Heavy Duty and Extra Heavy Duty past type tag-Helmets - Full-Face Manufacturer Part#:CST-1901-13-4

Manufacturer Part#:CST-1901-13-4

TRXQ 90/90-21 TL (54 Q) Tubless

The integrated limit stop prevents any slipping down around the bolt head and allows higher torque to be applied

NHS = Off road only

Heidenau - Inner Tube - Heavy Duty and Extra Heavy Duty past type tag-Helmets - Full-Face Manufacturer Part#:CST-1901-13-4Made from natural rubber. Approximate thickness: Standard 1 to 2mm Heavy Duty (HD) 3mm Extra Heavy Duty ( EXTRA HD) 4mm Heavy duty tubes are about 3mm thick, almost twice as thick as standard tubes. These tubes are suitable for dual sport and off road rides. Extra Heavy duty tubes (EXTRA HD) are about 4mm thick! These are the strongest tubes available. They are heavy and tough but can tolerate a lot more abuse. Available in centre (TR6) value type.