Muc-Off Big Bore Hybrid Tubeless Valve 75mm Pair - Orange ModelNumber=31226 model Helix R e*spec 15mm

model Helix R e*spec 15mm Offset ring type single (anti-chain drop) mount Bosch SX/Gen 4 CX teeth 34t oval/round round color black

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Triple Drivetrain Speeds 8 Chainring BCD Riveted Chainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm Chainstay Color Black Crank Length (mm) 170 Crank Intended Use Road BB Included No Pedal Spindle 9/16" Spindle Interface Type Square Taper JIS Defined Color Black

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Muc-Off Big Bore Hybrid Tubeless Valve 75mm Pair - Orange ModelNumber=31226 model Helix R e*spec 15mmBig Bore Hybrid Valves provide ease of fill and maintenance by eliminating the inner valve core Flow is controlled by an internal ball valve controlled by an intergrated external lever Ball valve allows for 245% more flow than a standard valve with inner core 4mm machined hex key slot on bottom allows for easy installation and removal Hybrid model comes with a Schrader style valve sized head 60mm model has suggested rim depth of less than 20mm, 65mm