Used SRAM RED groupset
10 speed

Shifters - 2x10, 300 g
Rear derailleur - ceramic bearings, 145 g
Front derailleur - 95 g
Calipers - 273 g
Cassette - 11-26, 167 g
Crankset - crank length 175 mm, chain rings 53-39, BB30, 646 g
Chain - sram PC 1091, 108 links including quick connection link, 239 g
Whole set weight - 1865 g

Chain and other parts are in a good working condition, cleaned and ready to mount.