10Pcs MR84ZZ 4x8x3 Mm ABEC-7 Deep Groove Ball Bearing Miniature Bearing High Quality For Advanced Drone Aircraft Model UAV

High-concerned chemical：None isCustomized：Yes Material：Bearing Steel Model Number：MR84ZZ Origin：Mainland China Certification：NONE Bearing Grade:：ABEC-7 Bearing Material :：Bearing Steel GCr15 Ball Material :：Bearing Steel GCr15 Bearing Sizes :：4x8x3 mm Inner Diameter :：4 mm Out Diameter :：8 mm Width :：3 mm Lubrication :：Greased Bearing Type :：Ball Bearing Bearing Characteristics :：Running Smooth & High Speed

High-concerned chemical: None isCustomized: Yes Material: Bearing Steel Model Number: MR84ZZ Origin: Mainland China Certification: NONE Bearing Grade:: ABEC-7 Bearing Material :: Bearing Steel GCr15 Ball Material :: Bearing Steel GCr15 Bearing Sizes :: 4x8x3 mm Inner Diameter :: 4 mm Out Diameter :: 8 mm Width :: 3 mm Lubrication :: Greased Bearing Type :: Ball Bearing Bearing Characteristics :: Running Smooth & High Speed