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  1. 15-04-2012 #4
    Jonathan's Avatar
    Lives in Leicester (Home) or Nottingham University (2nd Home), United Kingdom.
    Jonathan
    Last Activity: 05-04-2020 Forum Superstar, has done so much to help others, they deserve a medal. Has been a member for 9-10 years. Has a total post count of 3,571. Received thanks 325 times, giving thanks to others 8 times. Referred 1 members to the community.
    Quote Originally Posted by Karl View Post
    Many thanks. This is where I admit to not knowing the difference between TBR and SBR rail: I just bought some rail. What's the difference?
    The aluminium support for the TBR rails is stronger than on the SBR rail, and the bearing blocks for TBR are bigger and flanged, which spreads the load again making them stronger.

    Compare the pictures here:

    http://www.zappautomation.co.uk/line...g-c-24_93.html

    I would still but the SBR rails from linearmotionbearings2008 on eBay because the price difference means you can afford a much bigger rail which is clearly stronger:

    http://www.ebay.co.uk/itm/2-linear-b...#ht_729wt_1087
    Old router build log here. New router build log here. Lathe build log here.
    Electric motorbike project here.
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