Park Tool BBT-47-16 Bottom Bracket Tool

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;} The Park Tool BBT-47-16 is a precision CNC-machined aluminum tool designed for the installation and removal of select threaded bottom brackets with 16-notch tool fittings Key Features: Precision CNC-machined aluminum construction for durability Anodized finish for easy identification Ratchet/torque wrench-compatible 3/8" drive Manufactured in-house by Park Tool NOTE: Not designed for use with impact drivers or other power tools.