Wheels Manufacturing PF30 Threaded Bottom Bracket - 30mm - PF30 - 61-79mm Shell - AC Bearings Dropship The scoop neck collar design

The scoop neck collar design increases comfort and airflow

TwinHead™ w/ air release button

with heat treated steel attachments

Do not let dry or apply in direct sunlight

Wheels Manufacturing PF30 Threaded Bottom Bracket - 30mm - PF30 - 61-79mm Shell - AC Bearings Dropship The scoop neck collar designThe Wheels Manufacturing PF 30 Threaded Bottom Bracket is a machined aluminium shell, which threads together for a precise bearing alignment and frame fit, thus reducing bottom bracket creaking and premature bearing wear. Made in the USA Replaceable Enduro bearings ABEC 5 Angular Contact sealed bearings Angular contact ball bearings are particularly suitable for carrying combined axial and radial loads