Upgrade 3D Printer Parts MK8 Extruder Aluminum Alloy Block Bowden Extruder 1.75mm Filament for Creality 3D Ender 3,CR-7,CR-8, CR-10, CR-10S, CR-10 S4, and CR-10 S5

ABEC RATING: ABEC1
Ball Diameter: 3.969
Ball Grade: 10
Ball Material: AISI 52100 Chrome Steel
Number Of Balls: 7
Bearing Material: AISI 52100 Chrome Steel
# Of Seals: 2
Inside Diameter: 8mm
Outside Diameter: 22mm
Width: 7mm
Basic Load: 141
Dynamic Load: 336
Working Temperature: 121
RPM w/ Grease: 33,000
RPM w/ Oil: 39,000

Single-row bearing for supporting radial loads
Double shielded to keep lubricant in and contaminants out
Chrome steel for durability and resistance to deformity under heavy loads
34,000 RPM limit with grease lubrication
Dimensions suitable for use in such applications as skateboards, inline skates, and scooters
Single-row bearing for supporting radial loads
Double shielded to keep lubricant in and contaminants out
Chrome steel for durability and resistance to deformity under heavy loads
34,000 RPM limit with grease lubrication
Dimensions suitable for use in such applications as skateboards, inline skates, and scooters

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