70/100-19 TR4 MX/Enduro Heavy Duty Tube Footwear 85 SX 03-17

85 SX 03-17

•BSB Technology: Our innovative Block supporting bracing technology helps

Engineered from Renthal's exclusive 7010 T6 aluminum

Sprint ST 07-13

70/100-19 TR4 MX/Enduro Heavy Duty Tube Footwear 85 SX 03-17HD MX Enduro Premium Maxxis Butyl rubber Tubes, TR4 straight metal valveThis item requires professional installation. Please ensure it is fitted by a qualified technician. All Maxxis and CST Standard & Heavy Duty tubes are made from a special formula of high density butyl rubber to ensure the tyre stays inflated. Our Heavy Duty Tubes are 33. 33% thicker than our standard tubes. Recommended for Motocross and Supercross racing All Maxxis and CST Extra