Undercut 43 Tooth Sprocket for 520 Chain Electronics Hyper Racing # 16-603

Hyper Racing # 16-603

Hyper Racing # 80-630

Fits Micro Sprint or Lightning Sprint

Generally used for the breather

this pan will not work for street use

Undercut 43 Tooth Sprocket for 520 Chain Electronics Hyper Racing # 16-603Hyper Racing # 080 043 Redesigned in September of 2024 to be heavy duty for extreme high horsepower 600's. The ultimate dirt track sprocket for your 600 270 Micro Mini Sprint is here! Our own undercut black anodized tough 7075 aluminum one piece rear sprockets are the premium choice where durability and weight matter. The undercut tooth profile helps to remove dirt and debris from the chain helping the chain and sprocket last longer. The geometry used