Wheels Manufacturing BB30 to SRAM Bottom Bracket with ABEC-3 Bearings Black Cups - We ship super fast! We have retail stores in California, Nevada & Pennsylvania that ship out product daily. - This is an authentic Wheels Manufacturing product with all retail packaging from a real bike shop with a 30 day return policy. - We are authorized dealers for Wheels Manufacturing and all Wheels Manufacturing products come with the full warranty. - You can trust us! Machined aluminum shell threads together for precise bearing alignment and frame fit, reducing bottom bracket creaking and premature bearing wear.