What is the diameter of SBR12/SBR16/SBR20/SBR25?

Hello, their diameters are 12mm/16mm/20mm/25mm.

What material is the linear guide made of? Is it stainless?

Hello, the material of linear guide is made of carbon steel, bearing steel, and aluminum alloy for rust resistance and high durability.

Are CAD drawings available?

Hello, unfortunately we don't have CAD drawings, but we have detailed data reference drawings.

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SBR20-1000mm Linear Rail Linear Rails and Bearings Kit 2Pcs SBR20 1000mm Long Fully Supported Shaft Guide with 4Pcs SBR20UU Linear Bearing Slide Block Linear Guide for CNC Equipments

SBR20-1000mm Linear Rail Linear Rails and Bearings Kit 2Pcs SBR20 1000mm Long Fully Supported Shaft Guide with 4Pcs SBR20UU Linear Bearing Slide Block Linear Guide for CNC Equipments

Product ID: 496187985

Details

Bearing Number
SBR20UU
Bearing Type
Ball Bearing
Brand
CNCMANS
Item Weight
6955 g
Material
Carbon Steel

📏1000mm precision length

🔩4x SBR12UU ball bearing blocks

⚙️12mm hardened carbon steel shaft

C$12392

Duties & taxes included

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Sold byAmazon NicaraguaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚙️ Elevate your CNC game with precision that moves you!

OPTIMIZED EFFICIENCY - Low friction design reduces heat and drive power for energy-smart operation.
PRECISION LINEAR MOTION - Experience ultra-smooth, no stick-slip travel for CNC-grade accuracy.
PLUG PLAY INSTALLATION - Pre-drilled aluminum rails make mounting on X, Y, Z axes effortless.
DURABLE CHROME PLATED STEEL - Rust-resistant, high-hardness carbon steel ensures long-lasting performance.
VERSATILE CNC COMPATIBILITY - Perfect for DIY routers, mills, laser cutters, and more—build your dream machine.

This CNCMANS Linear Rail Kit includes two 1000mm fully supported 12mm carbon steel rails with chrome plating and four SBR12UU ball bearing slide blocks. Designed for high precision and durability, it reduces friction and heat while simplifying installation on CNC machines, routers, mills, and other automated tools.

Specifications

ASIN	B09NBP15YW
Bearing Number	SBR20UU
Bearing Type	Ball Bearing
Best Sellers Rank	#88,873 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #72 in Linear Motion Guides
Brand Name	CNCMANS
Compatible Lubricant	Grease
Customer Reviews	4.2 4.2 out of 5 stars (70)
Item Weight	6955 g
Manufacturer	CNCMANS
Material Type	Carbon Steel
Model	U40LU4ZHGY1N2014SL
Number of Items	1
Outside Diameter	20 millimeters
Part Number	U40LU4ZHGY1N2014SL
UPC	730759056415
Unit Count	2 Count

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