Shimano Alfine / Nexus Chain Tensioner CT-S510

The Shimano Alfine chain tensioner CT-S510 - with single roller design

The Shimano Alfine chain tensioner CT-S510, unlike the CT-S500, has only one roller. It is suitable for Alfine and Nexus gear hubs if these are to be installed in frames with vertical dropouts. Depending on the sprocket used (CS-S500 or SM-GEAR), it may have a minimum of 16 or 18 and a maximum of 20 or 23 teeth.

Guidelines for Replacing E-bike Components:

Before you replace components on your e-bike, please read through the guidelines for component replacement for CE-marked e-bikes/pedelecs with pedal assistance.

Technical Information:

Material:

Aluminium

Gearing:

1x

Largest Sprocket:

20 t (CS-S500), 23 t (SM-GEAR)

Smallest Sprocket:

18 t (CS-S500), 16 t (SM-GEAR)

Dropout Width:

4 - 9 mm

Compatibility:

Gear Hubs:

Alfine 11-speed, Alfine 8-speed, Nexus 8-speed, Nexus 7-speed

Dropouts:

vertical, with derailleur hanger

Brake Type:

Disc brake, V-brake, roller brake

Chain:

CN-HG53 (CS-S500), CN-HG73 (CS-S500), CN-HG71 (SM-GEAR)

Sprocket:

CS-S500, SM-GEAR

Crank:

FC-S501 with single chain guard

E-Bike:

STEPS E6000

Features:

• for vertical dropouts
• single roll design
• painted

Manufacturer Number:

I-CTS510S

Contents:

• 1 x Shimano Alfine CT-S510 chain tensioner