49 Tooth Sprocket, 6.437" bolt pattern for 520 chainHyper Racing # 083 049 083 Series Rear Sprockets are machined from tough 7075 aluminum. These one piece sprockets have a 6 bolt pattern, a 6. 43" bolt circle diameter and fit 520 chain. Will fit Sawyer, Pace, Factor 1, Concept and Bailey Chassis.

and prolong life

& X7 platform except when a Jacob's Jacker is used

fits HBS deluxe and standard spindle

Use your panels as a pattern and drill your own holes

95-035 - 1/4" I

Hyper Racing # 081-037

thrust bearing

Hyper Racing # 051-002

This carrier has the larger 5/16" threads to help eliminate the broken ¼" bolts that have become way too common on high horsepower engines

you will need two per Jacob's Ladder

Hyper Racing # 12-168

The distance from center of bearing to the center of the ¼" hole on the short end is 2" & 1-5/8"