2PCS ABEC-3 Hybrid 18307-2RS Ceramic Ball Bike Bearing (18x30x7mm) Si3N4 Balls, Rust-Resistant
Special Features
- Dimensions: 18mm(ID.) x 30mm(OD.) x 7mm(T.)
- MR18307 Si3N4 Ceramic Ball Bearing
- Type: Deep groove radial ball bearings
- Quality: Premium ABEC-3 quality
- Balls Material: Black Si3N4 Ceramic/ Cage: Nylon Cage/ Rings: Bearing Steel
Description
Bore Dia: 18mm Outer Dia: 30mm Width: 7mm
Weight: 14g/pc
Closures: Rubber Sealed (2RS)
Package: 2pcs 18307 ceramic bearing
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