Shimano Alfine CT-S500 Chain Tensioner for SG-S501 / SG-S700

The Shimano Alfine chain tensioner CT-S500 - practical for SG-S501 and SG-S700

The Shimano Alfine chain tensioner CT-S500 has 2 rollers (in contrast to CT-S510) and is intended for mounting the Alfine SG-S501 and SG-S700 internally geared hubs in frames with vertical dropouts. It can be used for sprockets from 18 to 20 teeth; the difference between the chainrings must not exceed 16 teeth. It is not compatible with 1/8" chains.

Technical Information:

Material: aluminium
Gearing: singlespeed
Chainring Difference (max.): 16 t
Largest Sprocket: 20 t
Smallest Sprocket: 18 t
Dropout Width: 5 - 9 mm
Compatibility - Chains: CN-HG53, CN-HG71, CN-HG93
Compatibility - Sprockets: CS-S500

Features:

- for vertical dropouts
- double roller design
- painted

Factory Numbers:

silver: I-CTS500
black: I-CTS500L

Contents:

- 1 x Shimano Alfine CT-S500 chain tensioner