WZZG 40PCS Miniature ball bearings MR137ZZ size 7*13*4mm power tool model motor MR137-2RS

WZZG miniature bearings MR137ZZ MR137-2RS

Type: single row deep groove ball bearing

Model: MR137ZZ MR137-2RS

Inside (d): 7 mm

Outside (D): 13 mm

Width (B): 4 mm

Rating: ABEC-5

Material: 52100 Chrome Steel

Seal Type:

ZZ (double-sided metal seal)

2RS (double-sided rubber seal)

Quantity: 40 pieces