Undercut 56 Tooth Sprocket for 520 Chain Engine Nerf Bars and Protector Bars

Nerf Bars and Protector Bars are constructed from 7/8" stainless steel

Hyper Racing # 146-228

This Hyper Engine Package can include:

Hyper Racing # 062-200

GPS and Glonass: this is a huge step forward since it is unbelievably faster and more precise than the previous version and the lap times are calculated within a maximum gap not higher than 2/100 sec

Undercut 56 Tooth Sprocket for 520 Chain Engine Nerf Bars and Protector BarsHyper Racing # 080 056 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