J&T Bearing Tekno ET48 2.2 NMB Bearing Kit. The NMB bearing kit offers a balance of lifespan, value, and quality that can only be achieved with NMB bearings. This kit is a great "mid-grade" option between standard steel bearings and more expensive ceramic bearings. These grease filled bearings feature polished stainless steel balls, "TW" type nylon ball retainer, a combination of zero contact metal shields and rubber seals, with a true ABEC 5 rating.

Note: Photo shows a random "NMB" grade bearing kit and does not represent the product you will receive. See includes list below for a list of the bearings included in this kit.

Features:

• Enhanced performance
• Decreased maintenance intervals
• High quality construction
• Metal and rubber sealed for optimal sealing
• ABEC 5 rated

Includes:

• (4) 5x8x2.5mm
• (4) 5x14x5mm
• (4) 6x10x3mm
• (6) 8x16x5mm
• (4) 8x16x5mm Flanged
• (4) 12x21x5mm