it is also the most expensive of the 440 series alloys and requires multiple rounds of heat treatment and cryogenic treatments to achieve its superior mechanical properties
CO MR 18307LB - Enduro Zero
radial bearing (CN clearance) - 17mm x 30mm x 7mm -
The Enduro line of angular-contact headset bearings start with Black Oxide treated Chromium Steel races and then steps up to full 440C stainless steel
foam rings and crush washers for Fox 34mm suspension forks
3802 W LLB - Extra-Wide, Double-Row, Radial Bearing (C3 Clearance) - 15mm x 24mm x 10mm TH-873 it is also the most3802 LLB W Double Row, Radial Bearing (C3 Clearance) 15mm x 24mm x 10mm Extra Wide, Double Row, Radial Bearing with 52100 High Carbon Chromium alloy races paired with grade 10 Balls. This bearing is used primarily by White Industries in their rear hubs. The extra wide double row design greatly reduces flex in the axle of the rear hub, while precisely filling the same space as two 6802 single row bearings. Thisbearing features deep groove design races,