BK-5063 - 5/32 (0.15625) Grade 5 Steel Balls - 50 pieces TH-873 natural lubricity

natural lubricity

specifically for older WTB 20mm hubs

BK-5964 - 6

This bearing has been used as a suspension pivot bearing almost exclusively by BMC Bikes

BK-5063 - 5/32 (0.15625) Grade 5 Steel Balls - 50 pieces TH-873 natural lubricityBK 5063 5 32 (0. 15625) Grade 5 Steel Balls 50 pieces Loose ball bike parts are still out there, so Enduro carries the loose balls you need to complete the job. Grade 5 balls meet or exceed 5 1,000,000 tolerance of sphericity and is considered extremely round, to the point that races can't be ground to match that level of precision. This is the same level of ball that is found in Enduro ABEC 5 bearings. Only a few years ago, Grade 25 would be