15PCS ShareGoo Ball Bearing Set 3x7x2mm 2x5x2.5mm 6x10x3mm Compatible with Wltoys 1/28 K969 K979 K989-07 K989-08 K989-09 RC Car Upgrade Parts

Note:For better performance and long-time life,please add the lubricating oil before use it. Total 15Pcs,pefect compatible with Wltoys 1/28 K969 K979 K989-07 K989-08 K989-09 RC Car,also it will fit other rc car,please check the size before buying. Upgrade part for stock bearings or RC steering knuckle hub parts.Less Friction,durable performance The 1/28 K969 bearings made of high Bearing Steel,deep groove ball bearings,light in weight and easy to install and remove. 3x7x2mm Ball Bearings: Inner diameter:3mm Outer diameter:7mm Thickness:2mm 2x5x2.5mm Ball Bearings: Inner diameter:2mm Outer diameter:5mm Thickness:2.5mm 6x10x3mm Ball Bearings: Inner diameter:6mm Outer diameter:10mm Thickness:3mm Material: Steel Total Quantity:15Pcs Weight:15g/Set s Package includes: 5PCS Ball Bearings 3x7x2mm 5PCS Ball Bearings 2x5x2.5mm 5PCS Ball Bearings 6x10x3mm