Tannus Armour Tire Insert - 700 x 42-47c Single MFPN=BV38502 A spare cutting wheel is

A spare cutting wheel is stored in the handle and a precision deburring tool adds convenience

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Smooth minimal tread tire for city bike path or commuting in a variety of sizes to suit any need

Color Black/Silver Defined Color Black Defined Color Silver Drivetrain Speeds 12 Material Aluminum Offset 3 Ring Position/Type Chain Retaining Single Ring Round or Oval Round Tooth Count 38

Tannus Armour Tire Insert - 700 x 42-47c Single MFPN=BV38502 A spare cutting wheel isTannus Armour is the ultimate in tire protection and performance for all levels and styles of riding. Sitting between your tire and inner tube the Tannus Armour provides 15mm of puncture protection on the top as well as 2mm of sidewall protection from sharp objects and rocks. Whether you are a city biker adventure tourer or prefer the off road downhill or gravel trails Tannus Armour gives you increased grip and vibration dampening for a smoother more