Promax C-1 Chain Tensioner - 2-hole Fits 3/8"/10mm Axles Blue Model=Road/MTB Brake Type Rim Primary Color

Brake Type Rim Primary Color Black Wheel Diameter/ISO 20 / 406 Depth 19mm Wheel Diameter 20 ERD 390 Rim Construction Aluminum - Welded Rim Drilling 36 Rim Internal Width 38mm Rim Weight 538g Rim Material Aluminum Valve Schrader Rim Eyelets Single Tire Type Clincher

} Keep your Tacx Booster trainer going year-round

}Park Tool SW-12C Spoke Wrench for 6- and 7-Spline Mavic

Works on even the toughest of grime including waterproof grease and chain lube residue

Promax C-1 Chain Tensioner - 2-hole Fits 3/8"/10mm Axles Blue Model=Road/MTB Brake Type Rim Primary ColorPromax C 1 Chain Tensioner 2 hole Fits 3 8" 10mm Axles Blue. Promax C 1 chain tensioners are extruded then CNC machined from 6061 T6 aluminum for optimal strength and low weight. Two mounting holes ensure adjustability on most frames. When used properly they will protect your frame dropouts and help hold your rear wheel in place. CNC machined 6061 T6 aluminum For use with 3 8" and 10mm axles Two axle hole design TECH SPECS Color Blue