RENTHAL Sprocket - Honda - 51 Tooth 154U-520-51GRSI Replacement Valve Shims Pro Circuit's Nature Friendly Spark

Pro Circuit's Nature Friendly Spark Arrestor Silencer features our clog-free Krizzman bullet design and comes equipped with a U

broached wrench for tight situations

for big (15-20mm) and small (9mm) diameters

Fitment: Fitment: YZF-R3 2015-2019

anatomically redesigned medial and lateral torsion arms

RENTHAL Sprocket - Honda - 51 Tooth 154U-520-51GRSI Replacement Valve Shims Pro Circuit's Nature Friendly SparkCNC 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