High Quality 604UU/U694 U Groove ball bearings 4x13x4mm guide roller bearings for Reprap prusa i3 3d printer machine diy kit
USD $0.99 - $1.15 /Piece
Min.Order:5 Pieces
Shenzhen Huisheng Photoelectric Co., Ltd.
Inner diameter: 4mm
OD: 13mm
Thickness: 4mm
Slot width: 2.1mm
Bad depth: 1mm
U bottom diameter: 11mm
Dimensions
Main Product Weight: 2.22g
Packing Dimensions: 10x10x10 (L x W x D)
Packing Weight: 0.2kg
Non-standard outer ring with U channel steel wheel, steel grinding, running smooth, sophisticated materials, adapt to high speed.
Applied to the 3D printer, an extruder guide wheel, go on-line using the wheel, the track over the line, such as precision instruments