Check the listing for details. Wheels Manufacturing Threaded MTB ENG 68/73mm Box/Praxis M30. Color: Black, Condition: New. Listed at 106.99 USD. BB SET WMFG OUTBOARD ENG M30 28/30mm PRAXIS BKRun M30 28/30mm spindle Praxis - compatible cranks in a BSA threaded frame. Machined aluminum cups thread in to a standard threaded frame and feature ABEC-3 sealed bearings outboard of the BB shell. Includes BB with bearings, silicone dust seals, 28mm insert, and an assortment of spacers. Fully serviceable. Item Specifications: BB/Frame Interface, ENG, BB Shell Width (mm), 68/73mm, Spindle Interface Type, Box/Praxis M30, Color, Black, Weight, 102g, Disc Material, Alloy/Steel, SHIPS TODAY! Order before 1:30PM EST, M - F, and this item ships the same day! HAVE A QUESTION?Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST) Chat With Us