Black Bearing 68/73 B5 Bottom Bracket — made in France. Bottom bracket shell - Campa (25mm). Frame width: 68 to 73 mm. Crankset axle: Campa (25mm). Choose…
Black Bearing 68/73 B5 Bottom Bracket, sold under the Black Bearing brand, is manufactured in France. That origin is recorded at the "Internet-Sourced" evidence grade.
Origin evidence last reviewed 2026-10-24.
Every origin claim on Hesperia Market is graded by the strength of its evidence and linked to its sources.