SX features fixed front springs for unparalleled spring tension, eliminating unclipping under maximum load. Ideal for BMX and Gravity use- Low profile machined aluminum platform- 2-sided clipless mechanism uses HT's exclusive H30/X-series cleats- Triple sealed bearings with DU bushing- Adjustable cleat engage/release tension on each side- Exclusive X1 and X2 4d cleats, replaceable pins and hardware included- 85 x 94 x 14mm