Inner tube 19 inches 110/90 thickness 4 mm

The inner tubes are made of natural rubber and are offered with two different thicknesses depending on the use:The 2.5 mm version is the lightest (double strength compared to the standard inner tube)The 4.0 mm (UHD) version is heavier but able to withstand extreme stresses!This tube is absolutely exceptional when it comes to puncture resistance.Among its main strengths we find the inflation valve.The valve is normally the weakest point in the room and our rooms use only the TR6 standard instead of TR4 like
The inner tubes are made of natural rubber and are offered with two different thicknesses depending on the use:The 2.5 mm version is the lightest (double strength compared to the standard inner tube)The 4.0 mm (UHD) version is heavier but able to withstand extreme stresses!This tube is absolutely exceptional when it comes to puncture resistance.Among its main strengths we find the inflation valve.The valve is normally the weakest point in the room and our rooms use only the TR6 standard instead of TR4 like most air chambers on the market.This particular standard makes it possible to have an elliptical and non-circular reinforcement zone, which guarantees greater resistance to tearing, while remaining very flexible and adherent to the rim.

4.00-18 110/90-17 4.60-17 130/90-15 140/80-18 120/90-19 2.75/3.00-21 for Motorcycle inner tube off-road tires - AliExpress

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PUNCTURE RESISTANT:RUTU super heavy duty 2mm thick inner tube is built to withstand the rigors of motocross and enduro use.Made from puncture proof

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Impressive joint and valve strength; for Valve Stem Types see above. Two to three times thicker than standard tubes, IRC heavy-duty tubes are incredibly durable, abrasion-resistant and feature great impact-absorption.

IRC Heavy Duty Tube -110/90-19, 120/90-19 - TR-4 Stem T20068 by IRC

19 tube weighs 4 pounds Butyl inner tubes are eight times higher in air retention than inner tubes made from natural rubber. Manufactured August 2019

WIG Racing Motorcycle Extra Heavy Duty 4mm Inner Tube 4.10-19” 110/90, 120/90, 120/80, 110/80-19

(2-Pack) 110/90-19 (4.50 x 19) - 120/90-19 Heavy-Duty Motorcycle Inner Tubes-3mm Thick Butyl Rubber Inner Tubes - Pinch and Puncture-Resistant Tubes-TR4 Valve Stems - Designed for Off-Road Tires : Automotive

110/90-19 (4.50 X 19) - 120/90-19 HEAVY-DUTY MOTORCYCLE INNER TUBES - These inner tubes are suitable for use on motorcycle tires that have a width of