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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Linear Rail 2PCS SBR12 500mm Fully Supported Linear Rail Shaft Guide 12mm with 4PCS SBR12UU Slide Bearing Block, Linear Rails and Bearings Kit for CNC Machine

Linear Rail 2PCS SBR12 500mm Fully Supported Linear Rail Shaft Guide 12mm with 4PCS SBR12UU Slide Bearing Block, Linear Rails and Bearings Kit for CNC Machine

Product ID: 540491989

Details

Bearing Number
4
Bore Diameter
12 Millimeters
Brand
CNCMANS
Item Weight
1988 Grams
Material
Carbon Steel

📏500mm precision length

⚙️12mm bore diameter

🛠️4 ball bearing slide blocks

135431CFA

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Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚙️ Elevate your CNC game with precision that moves you!

BUILT TO LAST - Carbon steel with chrome plating offers superior rust resistance and durability under heavy use.
SMOOTH OPERATOR - Low friction, no stick-slip action reduces heat and power consumption for efficient performance.
EFFORTLESS SETUP - Pre-drilled aluminum rails make installation on X, Y, Z axes quick and hassle-free.
PRECISION PERFECTED - 500mm fully supported rails ensure ultra-smooth linear motion for your CNC projects.
VERSATILE POWERHOUSE - Ideal for CNC routers, laser cutters, mills, and more—upgrade your machine’s accuracy now.

This CNCMANS Linear Rail Kit includes two 500mm fully supported SBR12 rails and four SBR12UU ball bearing slide blocks, crafted from carbon steel with chrome plating for enhanced durability and rust resistance. Designed for high precision and low friction, it supports smooth, efficient linear motion ideal for CNC machines, laser cutters, and other industrial tools. Easy to install with pre-drilled aluminum rails, it’s a versatile upgrade for professional-grade DIY and industrial applications.

Specifications

ASIN	B09NBPVG7N
Bearing Number	4
Bearing Type	Ball Bearing
Best Sellers Rank	#72,469 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #56 in Linear Motion Guides
Bore Diameter	12 Millimeters
Brand Name	CNCMANS
Compatible Lubricant	Oil or Grease
Customer Reviews	4.0 4.0 out of 5 stars (26)
Item Weight	1988 Grams
Manufacturer	CNCMANS
Material Type	Carbon Steel
Model	12OPC47P114SYDSXMD03MAZPJ
Outside Diameter	12 Millimeters
Part Number	12OPC47P114SYDSXMD03MAZPJ
UPC	730759598885

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135431CFA

Duties & taxes included

In stock

Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Senegal.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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