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10B18 sprockets with a stock bore comes with the standard 14 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes
Something that sets this 2040B20 sprocket apart from others is that it is Black Oxide Finished
120Q15 sprockets are bored to accept a Q1 type taper bushing
each can contains 13 ounces of yellow tree marking paint
6312 Ball Bearing | 6312 Bearing - 60x130x31 120B12 Sprockets 10B18 sprockets with a stockThis 6312 ball bearing is a high precision premium quality deep groove 60x130x31 ball bearing made to ABEC 3 precision standards from AXIS. What sets this 6312 bearing apart from others is the ABEC 3 precision standard that this bearing is made to, the grade 10 balls used, and the superb electric motor quality rating (EMQ). ABEC 3 means that the bearing itself has a micron deviation from a nominal of 20. 000mm of 8 micrometers. The standard ABEC 1
US$ 150.74
US$ 110.72
US$ 79.16
