Level: ALTUS. Speed: 3 Speed ，8Speed ，3X8 Speed. Model: SL-M310 with original stainless steel variable speed inside.
Shimano Altus FC-M311 square taper chainset; 48/38/28T; with chainguard; 170 mm
Shimano Altus Shimano FC-M311 Altus Square Taper Chainset 42/32/22T With Chaingu
SHIMANO Altus SL-M2010-9R Altus Shift Lever, Band on, 9-Speed, Right Hand, SLM20109RA,Black
SHIMANO Altus FD-M315 Altus front mech, 7/8-speed double, top swing, dual pull, multi fit, EFDM315TSX4, Black
Shimano Altus SL-M2010-2L Altus Shift Lever, Band on, 2-Speed, Left Hand, Multicoloured(Multicolor), SLM20102LB
BN Shimano Altus FD-M313 Front Derailleur Mech & 3X8 Speed Altus Shifter STX RC
