GREAT FOR INDOOR BIKES: These pedals are specially designed for indoor bikes. Durable material: dia-cast aluminium body, extra heavy-duty oversized CNC Cr-Mo 9/16" Axle; Smooth-riding: sealed bearings. Friendly reminder: Please do NOT use other pedals, such as road or MTB pedals on indoor bikes. DUAL FUNCTIONS: Riding with Look Delta road cleats style shoes or for Shimano SPD MTB type shoes. This pair of pedals is great to replace those indoor bike pedals that are only compatible with the Look Delta system. Compatible with Peloton Bike, Look Delta (1 set of 9 degrees) & for Shimano SPD (1 set) cleats, which are all included in the package. FULLY COMPATIBLE: Compatible with all for Shimano SPD MTB & Look Delta pedals system, which means you can use for Shimano SPD & Look Delta cleats on these pedals or use these cleats on for Shimano SPD & Look Delta pedals. ADJUSTABLE TENSION: The cleat's tension can be adjusted by the screw on the side of the pedal. It allows riders to have perfect clip-in and out feelings. Weight: 578g=1.27lbs./pr. Size: 87 x 90 mm. WHAT'S INCLUDED: The package includes one pair of pedals, one pair of ARC1 cleats, and one pair of C01F for Shimano SPD-compatible cleats. Warranty: 2 years. Made in Taiwan.