I used this to replace the bb in my 1983 Schwinn Predator. It worked perfectly, but the “sealed” mechanism is and it isn’t. It’s the same as a basic non sealed bb, but they added this plastic grommet the goes between the bearing ring and the rest of the assembly. It works to an extent, but note the after time and friction that grommet will wear out and start to protrude from the assembly. You’ll have to replace it at that point. I’ve been using mine for six months and I have not had to…
GaryW
Much easier to mount than expected Update:I have been riding on these tires for 5000 miles w...
Heavy Duty Combination Bike U Lock,Bicycle U Lock Cycling Cable U Lock Anti-theft Cycling Chain Locks with Mounting Bracket 3.94 ft Flex Steel Cable Lock Secure Lock for MTB, BMX bike, Road Bike
Bike Hooks, Esfun 12 Pack Heavy Duty Bike Hanger Wall Ceiling Bike Storage Hooks with 12 Pack Bolts for Garage – Fits All Type Bicycle, Easy On/Off – Black
Bearings are better than adequate, not so sure about the seals.
I used this to replace the bb in my 1983 Schwinn Predator. It worked perfectly, but the “sealed” mechanism is and it isn’t. It’s the same as a basic non sealed bb, but they added this plastic grommet the goes between the bearing ring and the rest of the assembly. It works to an extent, but note the after time and friction that grommet will wear out and start to protrude from the assembly. You’ll have to replace it at that point. I’ve been using mine for six months and I have not had to…