JT Sprockets Rear OE Steel T43 #520 JTR845.43 S3-Heading-Filter Cover Biomechanic protectors and Warrior back

Biomechanic protectors and Warrior back protector included

Resistor design helps reduce electromagnetic interference with onboard electronics

The bold blue finish provides a factory-custom look while serving a vital functional purpose

Constructed from hardened tool steel to maintain edge sharpness and pin integrity over time

Supplied with stainless steel bolts to ensure a secure fitment and prevent rust

JT Sprockets Rear OE Steel T43 #520 JTR845.43 S3-Heading-Filter Cover Biomechanic protectors and Warrior backJT Sprockets the Worlds No. 1 market of aftermarket sprockets. Why? JT Rear Sprockets use super hard ultra durable high carbon C49 steel. No other rear sprocket is made from this material. Most use weaker C45 steel. Spending $5 or $10 more for a set of quality JT Sprockets, in the big picture, is money well spent, giving you or your customer up to 2 to 3 times the life of your sprockets and chain. JT Alloy Sprockets They are made from the highest