2X SBR12-300mm Linear Slide Rail Guide Shaft Fully Supported + 4X SBR12UU Blocks

Description

Description
High frequency rail shaft.
Steel Material and Hardened Case
Aluminum alloy support rail with pre-drilled holes for ease of mounting.
The shaft is case hardened. If you use normal steel shafts, the bearings will cut them up in no time. So make sure what you buy is case hardened!
Modle:SBR12 Fully Supported Linear Rail
Diameter:12mm
Length:300mm
Package Included:
2 X SBR12-300mm  Fully Supported Linear Rail
4 X SBR12UU Bearing Blocks
Shipping
◆ Our warehouse is in California.Items will be shipped within 1 business day when we received payment.
◆ Most items will be shipped within 1 business days after receiving your payment. We will provide tracking number and you can always find your tracking number on ebay.
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On Sep-10-19 at 01:51:01 PDT, seller added the following information: