Is PF92 and BB92 the same?
There is no “PF92” standard. BB92, BB86, BB121=PF41 The number following “BB” indicates shell width in mm. The number following “PF” indicates the I.D. of the shell in mm. So a BB92 frame’s specs would be a 92mm wide shell that’s 41mm in diameter.
Is BB92 the same as BB30?
Nope. The spindle on a BB30 crankset is too large (30mm) to fit through the hole in a BB92 BB shell and still have room for bearings. The spindle size on a crankset that is compatible with a BB92 is 24mm.
Is PF 30 the same as BB30?
A PF30 frame has a shell slightly larger than BB30 (46mm compared to 42mm). The bearings are pressed into cups which are then pressed into the frame. In the case of the PF30 systems the bearing cups rely on flanges to ensure that both cups are pressed the proper depth into the frame.
How do I know what type of crankset I have?
Print. Shimano cranks are all identified with model information above or surrounding the area on the backside of the pedal threads. For example; FC-6700/6750 = Shimano Ultegra. The crank length is often located in the same area, which is helpful to note before placing an order.
Is hollowtech II a BB30?
With this intelligent conversion bottom bracket from Praxis Works, Shimano cranks with Hollowtech II steel axles can be mounted on frames with BB30 or PF30 brackets.
What is pf92 bottom bracket?
The BBInfinite BB92 for 30mm bottom bracket module allows the efficient use of a 30mm spindle crank set such as a RaceFace Cinch, EC90, Rotor Rex, Sram/Quarq, and most others. We’ve eradicated the dreaded BB92 CREAKS once and for all with our revolutionary one-piece design bottom bracket module for 30mm spindles.
What is difference between BB30 and BB30a?
The BB30a is similar to the BB30 standard, but the frame BB shell is 5mm wider on the non-drive side. BB30a system uses thin spacers and/or a wave washer between the bearings and the crank arms to take up any slack and micro-adjust the chainline of the crank.
Do all cranksets fit all bikes?
Many chainrings are not compatible across different brands or even across different models for any given brand. Cranksets attach to a frame via bottom bracket, and there are many different types of bottom brackets.