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Cage Non-metallic
C1 - Dynamic Radial Rating (1 million revolutions)5: 37500 lbf 167000 N
25/32 inch
Limiting speed: 3800 1/min
All Enduro bearings are engineered with deeper grooves to accommodate the largest balls possible
71901 LLB Enduro Bottom Bracket Bearing 12mm x 24mm x 6mm Shields Cage Non-metallicEnduro's ABEC 5 is the next performance step up from the popular ABEC 3 range. By using military level, high precision HRC 64 hardended Grade 5 Chromium Steel Balls, and 52100 High Carbon Chromium Alloy mirror polished races. This combination allows Enduro's ABEC 5 bearings to use tolerances twice as tight as ABEC 3, and operate without any noise. The Graphite Nylon ball retainers allow virtually frictionless movement and provide constant lubrication
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