10-speed Shimano Ultegra bundle, which consist of:

Shimano Ultegra CS-6700 cassette and Shimano Ultegra CN-6701 HG chain.

Chain specifications:

Double crankset and 10 speed cassette

116 chain links

Driving pin is included

weight approximately 272 grams.

Cassette specifications:

tooth combinations:

11-23 (11-12-13-14-15-16-17-19-21 and 23)

12-23 (12-13-14-15-16-17-18-19-21 and 23)

12-30 (12-13-14-15-17-19-21-24-27 and 30)

The chain rings is made of aluminum

Weight: 209 grams (11-23 tooth)