MKS Sylvan Track Pedals are designed for the velodrome but are also at home on the road. With a single-sided design, these pedals should be used with toe clips and straps. Sold in pairs. Features: Entry-level Track pedals with light alloy body and cage Hand-adjusted cup and cone bearing system Single-sided design Toe clips and straps required Specifications: Platform Dimensions: 80mm x 61mm (Width x Length) Platform Material: Aluminum Spindle Size: 9/16" (Standard) Spindle Material: Chromoly Steel Bearings: Cup & Cone Traction Pins: None Color: Black/Silver Weight: 343g (Pair)