3 FLOAT OPTIONS:Bucklos road bike cleat for spd-sl has 3 colors corresponding to 3 floating angles of the cleat, red (0 float), yellow(6 float), and blue (2 float). Whether you are a professional or amateur rider, indoor or outdoor cycling, you can find cleats that are suitable for your ride PERFECT COMPATIBILITY: Bucklos BH-10/BH-11/BH-12 replacement cleat is perfectly compatible with Shimano spd-sl road bike pedals （RS550,105,Ultegra,Dura-Ace,Tiagra). Easy to clip in/out, maximizing your riding efficiency, and will not accidentally fall off during the riding , ensuring your safety 3-HOLE CYCLING SHOES: compatible with most three hole cycling shoes and can be easily installed on the sole DURABLE&RELIABLE MATERIALS:This cleat is made of polyamide and TPU , which is less prone to wear and tear compared to other plastic products, making it more durable and reliable PACKAGE INCLUDE: 2x cleats, 6x washers, 6x screws SPD SL Cleats