Description: -LMFLUU series Linear Ball Bearing Slide Block Units are complementary to linear ball bearings. -They usually consist of a light-weight, aluminum housing to provide high strength and stiffness. -Compact design with High load carrying capacity, Linear Motion Bearing Unit is a rolling friction supporting element that usually used for linear motion mechanical parts with small friction. -Coordinate with Linear Motion Shaft, recirculating balls provide unlimited stroke at low friction movement, permit temperature within 80 degree Celsius. -It is great for 3D printer, CNC, and other applications. Specification: Bearing No.: LMF6LUU Bearing Ball Material: Chromium Steel Outer Shell Material: Chromium Steel Cage Material: Nylon Nominal Shaft Diameter (dr): 6mm Outer Diameter (D): 12mm Total Length (L): 35mm Mounting Hole Dia.: 3.5 x 5.8mm / 0.13" x 0.23" (d1*d2) Pitch Circle Dia. (PCD): 20mm / 0.79" Flange Size: 5 x 28mm / 0.2" x 1.10" (H*D1) Ball Circuit: 4 Static Load Capacity (Cor): 0.265kN Dynamic Load Capacity (Cr): 0.206kN Package Content: 1 x Linear Ball Bearings