MKS Sylvan Track pedals with short spanned cage plates to avoid hard contact against the road. These pedals are suitable for both street cruising and track racing (especially when attached onto fixed gear bicycles). Single-sided step-area, i.e. designed for use with toe clips & straps. Material: CrMo steel axle and alloy body, cup & cone bearings, pedal thread: 9/16" standard, size: 80mm x 61mm, weight: 343g (pair).