SRAM S100 Eagle Crank Arm Assembly - 165mm Aluminum 3-Bolt Chainring Mount Type For Powerspine Bottom Bracket B1

We’re a mission-driven bike shop based in Colorado. Every sale helps refurbish and donate bikes to those in need through Bicycles for Humanity Colorado. Each item has been professionally inspected, thoroughly cleaned, carefully refurbished, and is ready for immediate use.

SRAM S100 Eagle Crank Arm Assembly - 165mm Aluminum 3-Bolt Chainring Mount Type For Powerspine Bottom Bracket B1

On rugged mountain trails, a reliable crank system can be the difference between a push and a flow. This SRAM S100 Eagle crank arm assembly delivers a robust aluminum build and a precise 3-bolt interface, compatible with SRAM Eagle X-Sync 2 chainrings (sold separately) and requires 118/73 Powerspline Bottom Brackets (sold separately) for proper mounting, so you can ride farther and faster with less worry.

Who is this for?

Mountain riders who want dependable, easy-to-install upgrades that keep harsh trails rolling smoothly and compatibility with SRAM Eagle X-Sync 2 rings on Boost hubs.

specifications	details
Number of Chainrings	No Rings Included
Chainring BCD	Direct Mount SRAM 3-Bolt
Chainline/Hub Compatibility	141/148 Boost Hubs
Color	Black
Crank Length	165 mm
Crank Intended Use	Mountain
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	TruVativ Power Spline
Defined Color	Black

Each item is professionally packed and shipped next day. Select in-store pick-up at checkout and visit us if you are local!

Number of Chainrings	No Rings Included
Chainring BCD	Direct Mount SRAM 3-Bolt
Chainline/Hub Compatibility	141/148 Boost Hubs
Color	Black
Crank Length (mm)	165
Crank Intended Use	Mountain
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	TruVativ Power Spline
Defined Color	Black