RENTHAL Sprocket - Blue - 50 Tooth 121U-428-50GPBU Replacement Boot Soles — Tech 5 '14-'15/Tech 7 2015-2017 ACE 570 w/EBS

2015-2017 ACE 570 w/EBS

abrasion resistance and breathability Alpinestars race-proven hard Polyurethane (PU) knuckle protection system for superior impact and abrasion resistance

2018–2021 RS1

Breathable polyester mesh fabric

Developed for a streamlined user interface to make choosing and tuning a map easier for the end user

RENTHAL Sprocket - Blue - 50 Tooth 121U-428-50GPBU Replacement Boot Soles — Tech 5 '14-'15/Tech 7 2015-2017 ACE 570 w/EBSCNC machined from a specially enhanced 7075 T6 aluminum alloy Machined self cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance Ultralight design is 66% lighter than steel, yet incredibly durable