Chase "RSP 4.0" BMX Race Chain Tensioner
- Weight : 0.06kg / 0.13lbs
- Packaging Unit: Pair
- Product ID (PID): 45779
- Product safety
Weight
Source: BMX Glossary
Printed: 10/29/2026
The Chase "RSP 4.0" BMX Race Chain Tensioner are made for the Chase RSP 4.0 frame and keep the chain tight even under hard accelerations. They are meant for wheels with a 10mm axle and for enclosed dropouts.
The tensioners are forged 6061-T6 aluminum with one hole for the axle. Adjusting bolts in two lengths with lock nuts let you set the chain precisely. Sold as a pair.
Facts: Chase "RSP 4.0" BMX Race Chain Tensioner
- Material: 6061-T6 aluminum, forged
- Axle Diameter: 10mm
- Extras:
- 1 axle hole
- adjusting bolts in two lengths with lock nuts
- for enclosed dropouts
- fits Chase RSP 4.0 frames only - Content: 1 pair



















































































































