Bearing – Enduro Bearings 6200 LLB ABEC 3

10,23 
10x30x9 mm used as a hub bearing for some quick-release hub designs but more recently used in Crown Rollers

Ball bearing – Pro Supergo

6,30 
10 units, 1/4 x 7; 6.35 mm, 25 mm, for rear hub

Bearing – Union 6805 2RS ABEC-3

8,36 
25x37x7 mm, for hubs - Mavic, WTB, Easton, American Classic and other, for bottom bracket Race Face BB and other

Bearing – Enduro Bearings ACB 6805 Stainless Steel 1″

26,65 
Headset bearing, 27.15x38x6.5 mm (36x45o). This size bearing is also known in the bike Industry by these part numbers: HD320K, 428420, TH-373, MR055, BAA1159, MH-P09K

Ball bearing – Pro Supergo

6,30 
10 units, 1/4 x 11; 6.35 mm; 40 mm, for singlespeed hub