Model SPD-SL Road BikeFit Cleat Wedges for Look/Shimano 3-Hole Road Pedals, compatible with Shimano SPD-SL (Shimano Road), Campagnolo, Time Road, and similar 3-hole cleat systems.Features: - Solves alignment issues and common cycling pain (foot, knee, and back) - Relieves pressure or hot spots on the outside of the feet - Allows foot to function naturally without being forced flat by the pedal - Durable plastic construction withstands harsh road conditions, debris, and dirt - Increases foot stability for improved power transfer - Flexible enough to conform to the stiff sole of a curved cycling shoe - Specially designed formula enhances the strength of the plastic Compatibility: Compatible with Shimano SPD-SL, Campagnolo, Time Road, and other 3-hole cleat systems Includes: - (8 pcs) 3-hole cleat wedges - (2 pcs) 12 mm hex screws - (4 pcs) 14 mm hex screws - Installation instructions About 3-Hole Systems: The 3-hole cleat system, often referred to as the Shimano system, is commonly used in road cycling due to its stable platform for efficient energy transfer. Performance cycling shoes typically feature stiff soles with minimal tread, optimized for pedaling rather than walking. The three-bolt attachment provides a more secure connection compared to 2-hole systems. Popular 3-hole cleat brands include Shimano SPD-SL, Campagnolo, and Time Road.Tech Specs: - Weight: Less than 1 gram per wedge - Dimensions: 34mm x 33mm What's in the Box: - (8) 2-hole SPD/MTB compatible cleat wedges - (2) 12 mm hex screws - (2) 14 mm hex screws Note: Not compatible with Speedplay SYZR pedals. Refer to included instructions for installation.