RT-91-701 – cutter bearing...
Technical data:
Product type: ball bearing
Type: R144 ZZ
Outer diameter: Ø 1/4 "(6.35 mm)
Internal diameter: Ø 1/8 "(3,175 mm)
Width: 7/64 "(2.78 mm)
Gasket: ZZ (metal gasket)
Material: chrome steel
Silver color
Weight: 2 gr