J&T Bearing Co. 15x21x4mm Endurance Ball Bearings (10)

J&T Bearing Co. Endurance Series ball bearings provide a smooth, durable bearing option for RC applications. These 15x21x4mm bearings feature polished steel balls, a durable “J” type ball retainer, dual rubber seals, grease filling, and an ABEC 5 rating.

Features

• Polished steel balls for smooth rotation
• “J” type ball retainer for durability
• Dual rubber seals help keep out dirt and moisture
• Grease-filled for long-lasting use
• ABEC 5 rated
• Made from high quality steel & chrome
• Works with most RC applications
• Suitable as an upgrade from stock bearings

Includes

• (10) 15x21x4mm Endurance Ball Bearings