SHIMANO 105 5603 TRIPLE CHAINSET 50-39-30 GREY 172.5mm WITH BOTTOM BRACKET SET

Description

• THE RACING HERITAGE OF 105 IS REFLECTED IN DESIGNS THAT HAVE EVOLVED DIRECTLY FROM SHIMANO’S EXPERIENCE IN PRO ROAD RACING.
• 105 COMPONENTS ARE LARGELY INTERCHANGEABLE WITH 10-SPEED DURA ACE AND ULTEGRA DUE TO DRIVE TRAIN SPECIFICATIONS.
• THESE TRIPLE CHAINSETS COME COMPLETE WITH 50/39/30 TEETH CHAINRINGS AND A FULL BOTTOM BRACKET SET
• LIGHTWEIGHT HOLLOWTECH II 105 10 SPEED TRIPLE CHAINSET
• INNOVATIVE HOLLOWTECH FORGED AND ANODISED ALUMINIUM CRANK ARMS UTILISE A HOLLOW DESIGN THAT MINIMISES FLEX AND KEEPS THE WEIGHT LOW
• HOLLOWTECH II ALLOWS THE BOTTOM BRACKET BEARINGS TO BE SPACED WIDER APART (OUTBOARD FROM THE FRAME), ENABLING THE USE OF LARGER BEARINGS AND AN INCREASED AXLE DIAMETER
• THE SYSTEM ALLOWS FOR EASIER INSTALLATION, ADJUSTMENT, AND MAINTENANCE
• LIGHTWEIGHT ANODISED SG-X ALUMINIUM CHAINRINGS FOR SMOOTH AND PRECISE SHIFTING
• 30/39/50 TOOTH TRIPLE RINGS
• BCD 130/74
• 172.5MM CRANK ARM LENGTH
• 9/16″ PEDAL THREAD
• SM-FC5600 SEALED BOTTOM BRACKET CARTRIDGE UNIT 68MM SHELL 1.37 24TPI
• WEIGHT 950GRAMS (APPROX)