Wheels Manufacturing's new Press Fit 30 to Outboard bottom bracket is designed for installing 24mm (Shimano, FSA, Etc.) cranks into PF30 frames without the need for any adapters. Weight: 153g Made in the USA Anodized machined aluminum cups Dual silicone seal keeps the contamination out for longer life Will accept current 24mm (Shimano, FSA, Etc.) cranks