The VEVOR 2PCS Linear Rail Set includes 0.78-inch diameter, 47-inch long linear bearings and rails, paired with 4PCS SBR20UU bearing blocks for smooth, precise motion. Engineered with fine workmanship and heavy-duty materials, this linear motion slide kit is perfect for DIY CNC routers, lathes, mills, and other X, Y, Z axis applications. The rails feature hardened, chrome-plated 45 carbon steel for durability and accuracy. Easy to install and operate quietly, this complete linear guiding system offers reliable performance for various industrial and hobbyist projects.

Features

• 2 linear rails, 0.78 inch diameter, 47 inch length

• Includes 4 SBR20UU bearing blocks for smooth sliding

• Hardened, chrome-plated 45 carbon steel optical axis

• Aluminum brackets for sturdy support

• Optical axis accuracy: g6 level

• Simple installation with quiet operation

• Ideal for CNC routers, lathes, mills, and XYZ axis applications

Specifications

• Type: Linear Actuator

• Length: 47 in / 1200 mm

• Diameter: 0.78 in / 20 mm

• Optical Axis Hardness: HRC 58-60°

• Model: SBR20-1200 & SBR20UU

• Guide Material: 45 Carbon Steel (optical axis), Chrome-Plated Hard Axis; Aluminum brackets

• Optical Axis Accuracy: g6 level

• Packing Size: 49 x 5 x 3 in / 122 x 12 x 7 cm

• Gross Weight: 11 lbs / 5 kg