Park Tool BBT-27.3 Bottom Bracket Tool - 16 Notch 49mm OD Regular price $30.95 Quantity - + Fast Free Shipping Over $100 Expected Ship Date: Mon 01 December 3% Cashback As Store Credit Sold out 0 Details Park Tool BBT-27.3 Bottom Bracket Tool - 16 Notch 49mm OD. Park Tool BBT Series Bottom Bracket Tools. TECH SPECS keyword search FSA MegaEvo keyword search Wheels Mfg Thread Together