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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SBR16 Linear Rail Stop Collars Anti-Collision Block Stopper 4PCS Limit Fixing Rings for Linear Motion Rail Shaft Guide 16mm CNC Parts Tool Linear Rail Shaft Stop Collars

Product ID: 540491989

Details

Bearing Type
Ball Bearing
Brand
CNCMANS
Item Thickness
12 millimeters
Item Weight
90 g
Material
Aluminum

📏500mm precision length

⚙️12mm bore diameter

🛠️4 ball bearing slide blocks

KSh5191

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Sold byAmazon KenyaDelivered 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	B0BP8ZD6GQ
Bearing Type	Ball Bearing
Best Sellers Rank	#104,793 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #100 in Linear Motion Guides
Brand Name	CNCMANS
Compatible Lubricant	Grease
Customer Reviews	4.8 4.8 out of 5 stars (19)
Item Thickness	12 millimeters
Item Weight	90 g
Manufacturer	CNCMANS
Material Type	Aluminum
Model	CJ16NI20450VYW
Number of Items	1
Outside Diameter	35 millimeters
Part Number	CJ16NI20450VYW
Unit Count	4 Count

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KSh5191

Duties & taxes included

In stock

Sold byAmazon KenyaDelivered 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 Kenya.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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