SIDI Physis Mountain Clipless Shoes - Black 41 Model=Chainring for GRX FC-RX600 CPSC Safety Standard for Bicycle Axle Type 15mm TA

SIDI Physis Mountain Clipless Shoes Black 41 Model=Chainring for GRX FC RX600 CPSC Safety Standard for Bicycle Axle Type 15mm TA CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older Maximum Head Circumference 61 Gender Age Adult Minimum Head Circumference 58 Color Wax White Matte Size Large Visor Included No Multi Impact Yes Weight 300 Helmet Style Road Defined Color Black } Seatpost rack The foot is solidly stabilized with Solid Strap a technology that SIDI patented to eliminate straps’ tension loss during performances Designed for power transfer with stiffness index 11 offering control grip and comfort during jumps