Classified Aero Chainring - 48t DropStop ST HG+ KMC 12-Speed Chains BLK MFPN=HSA-IB42ASSX-S } Thermowelded layer construction provides MFPN=100-019-004 Ski Length:XL H380599-01 Square 1 4 reversible

Classified Aero Chainring 48t DropStop ST HG+ KMC 12 Speed Chains BLK MFPN=HSA IB42ASSX S } Thermowelded layer construction provides MFPN=100 019 004 Ski Length:XL H380599 01 Square 1 4 reversible } Thermowelded layer construction provides superior protection with minimized thickness and weight TPU inserts make the shoes highly abrasion resistant and protects from frequents impacts Dual closure system that combines velcro strap focuses on securing the upper arch and one SLW3 dial Ripstop reinforced shoes upper and tongue to enhance durability and allow your shoes to be worn in any conditions Tongue made with a thin layer of padding for maximum comfort even when you are handling extended miles The rear part is carefully designed to adapt to your heel avoiding slippage and delivering a precision fit at all time Our long term tests this spring show that the BOA®system works and allows you to adjust the fit on the tracks precisely