Zoty RC Hobby Bearing RC Car Low Friction Hybrid Ceramic Ball Bearings, this kind of  hybrid bearing has reduced friction and a lower level of energy consumption than all-steel bearings in most applications. They are easy fix and the perfect fit for most Traxxas, Losi, RJX, Thunder Tiger, Blade and many other Hi-Performance RC hobbies brands.

With ceramic balls will be spinning very fast,lube some light oil, bearing without shields, open type ceramic ball bearing, speed 40,000~50,000/rpm. we do accept customised any color seals. Zoty bearing almost of sizes in stock no MOQ request, same day delivery.

Our highly polished 440C stainless steel raw material construction with Si3N4 Silicon nitride bceramic balls, and proprietary precision inner tolerances is combined with our 100% synthetic lightweight Made in China which is super slippery and bonds to the bearing surfaces resulting in a very fast spinning bearing. Also very suitable for high speed, wet applications.Faster means you can cast your items farther and quicker.

ABEC-7 Bearing Silicon Nitride Balls MR74 Hybrid Micro Bearing 4x7x2mm SMR74C, real pictures:

SMR74open ceramic bearing size inner bore 4mm, outer diameter 7mm, width 2mm, 9pcs ceramic balls, oil lube, crown cage

Hybrid Ceramic Ball Bearing Features:

1. AISI440C stainless steel rings

2. AISI304 stainless steel cage

3. Si3N4 ceramic balls

4. Dry lube/ AF2 Oil

5. Orange rubber seals/ZZ metal shields/ Open

6. High speed, durable, long working life

7. ABEC-7/ ABEC-9 grade

RC car high speed ceramic bearing popular sizes as following, all in stock ready to ship:

Ball Bearing bore 2mm:  2x5x2mm, 2x5x2.5mm, 2x6x2.5mm, 2.5x6x...

Ball Bearing bore 3mm: 3x6x2mm, 3x6x2.5mm, 3x7x3mm, 3x8x2.5mm, 3x8x3mm, 3x8x4mm, 3x10x4mm, 3x11x4mm

Ball Bearing bore 4mm: 4x7x2mm 4x7x2.5mm, 4x9x4mm, 4x10x4mm, 4x11x4mm,4x13x5mm

Ball Bearing bore 5mm: 5x8x2mm, 5x8x2.5mm, 5x9x3mm, 5x10x3mm, 5x10x4mm, 5x11x3mm, 5x11x4mm, 5x13x4mm

Ball Bearing bore 6mm: 6x10x2.5mm, 6x10x2.5mm, 6x10x3mm, 6x12x4mm, 6x13x3.5mm, 6x13x5mm, 6x15x5mm, 6x19x6mm

Ball Bearing bore 7mm:7x11x3mm, 7x14x3.5mm, 7x14x5mm, 7x17x5mm

Ball Bearing bore 8mm: 8x12x2.5mm, 8x12x3.5mm,8x14x4mm, 8x16x5mm

Ball Bearing bore 9mm:  9x17x5mm, 9x20x5mm

Ball Bearing bore 10mm: 10x15x4mm, 10x19x5mm, 10x20x5mm

Ball Bearing bore 12mm: 12x18x4mm

Ball Bearing bore 15mm: 15x21x5mm....

Inch/imperial sizes ball bearing : SR133C-ZZ 3/32 x 3/16 x 3/32, SR144C-ZZ 1/8"x1/4"x7/64", SR2C-ZZ 1/8" x 3/8" x 5/32, SR2-5C-ZZ 1/8" x 5/16" x 9/64", SR156C-ZZ 3/16" x 5/16" x 1/8, SR166C-ZZ  3/16 x 3/8 x 1/8, SR168C-ZZ 1/4"x3/8"x1/8..

Flanged ceramic ball bearings: SMF63C 3x6x2mm, SMF63C-ZZ 3x6x2.5mm, SMF83C-ZZ 3x8x3mm, SMF105C-ZZ 5x10x4mm, SFR2-5C-ZZ 1/8" x 5/16" x 9/64", SFR144C-ZZ 1/8"x1/4"x7/64", SFR168C-ZZ 1/4"x3/8"x1/8, SFR166C-ZZ  3/16 x 3/8 x 1/8, SFR156C-ZZ 3/16" x 5/16" x 1/8,SFR133C-ZZ 3/32 x 3/16 x 3/32, SF695C-ZZ 5x13x4mm, SF688C-ZZ 8x16x5mm, SF6700C-ZZ 10x15x4mm...