
JAMA has been manufacturing and providing high quality ball & roller bearings for several years. The oil seal series is one of the main products of JAMA. This product features a fast and accurate reaction to the writing or drawing. Its high level of pressure sensitivity makes the lines flow smoother. The product can mold better to the shape of the foot and bend with the shoe when people step on uneven surfaces, so as to offer the best cushion effect.

JAMA aims to build a safe and economic environment of bearing wholesalers industry. Get more info!