Wheels Manufacturing T47 Inboard Bottom Bracket 24mm Spindles ABEC-3 Bearings Defined Color-Black Material: hardened and electropolished 416

Material:  hardened and electropolished 416 stainless steel

Number of Chainrings No Rings No Spider IncludedDrivetrain Speeds 12Drivetrain Speeds 13Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor CarbonCrank Length (mm) 172

The new S/Max Line is lightweight

it's the Spark 900

Wheels Manufacturing T47 Inboard Bottom Bracket 24mm Spindles ABEC-3 Bearings Defined Color-Black Material: hardened and electropolished 416Wheels Manufacturing T47 Inboard Bottom Bracket for 24mm Spindles with ABEC 3 Bearings. T47 Inboard threaded bottom brackets are made from machined aluminum and thread together directly into T47 frames. Cups have internal bearings for use in BB shell widths from 68mm to 132mm. Enduro Angular Contact bearings easily serviced or replaced Similar to standard BSA threaded cups; the drive side cup is left hand thread and the non drive side cup is right