Amazon.com : Shimano ES300 73 x 113mm Octalink V2 Spline English Bottom Bracket : Sports & Outdoors
Is there any reason the plastic side of my new BB won't screw in? Anymore force and it will round off and its not cross threaded (Shimano BB-ES300) : r/bikewrench
Shimano BB ES300 Bicycle Octalink Bottom Bracket 68mm x 113mm Bike Parts|Bottom Brackets| - AliExpress