Shimano SM-BB52 Bottom Bracket 68/73mm BSA 219 kr 197 kr Shimano Deore Hollowtech II Bottom bracket. Compatible with Hollowtech II cranksets. Unfortunately, the product is out of stock. But contact us and we will if we can get it for you soon. Share Article Number: ESMBB52B Information Reviews Shimano Deore Hollowtech II Bottom bracket. Compatible with Hollowtech II cranksets.