Shimano Dura-Ace SL-BSR1 11 Speed Mechanical Shifter (Black) Cleat-SPD Not compatible with tubeless tire

Not compatible with tubeless tire bodies or thermoplastic polyurethane (TPU) inner tubes such as Tubolito or Schwalbe® Aerothan®

5 - 180 - Optional chain guard With chain guard - Without chain guard X HOLLOWTECH II - 2-PIECE CRANKSET X HOLLOWTECH crank arm - OCTALINK - HOLLOWGLIDE - Compatible BB type Outboard X OCTALINK - Square - Recommended BB Threaded (normal) BB-RS500 Pressfit BB-RS500-PB Axle length of BB-UN / ES (mm) Threaded (normal) - Threaded BB shell width (mm) 68 X 70 X Crank arm Material Aluminum Finish Painted Crank axle Material Steel Finish Plated Outer ring Material Steel/Resin Finish Painted Inner ring Material Steel Finish Painted Outer / middle ring fixing bolt Material SUS Inner ring fixing bolt Material SUS Crank fixing bolt included X Additional Info

Flathead Screwdriver 4

the dependability and durability of our products are reinforced with our customer service department located in Colorado

Shimano Dura-Ace SL-BSR1 11 Speed Mechanical Shifter (Black) Cleat-SPD Not compatible with tubeless tireFor triathlon and time trial bikes, SHIMANO DURA ACE SL BSR1 bar end shifters deliver precision shifting with a sleek aerodynamic design. Features Precision engineered 11 speed index bar end shift lever Benefit from dual control functionality, enabling seamless shifting from both drop handlebars and aero bars, catering to various riding positions and preferences. Crafted from high quality materials, the shifter maintains durability while remaining