THK SHW17-550LMRAIL 550mm OAL x 33mm Overall Width x 9mm Overall Height 4 Way SHW Rail
550mm OAL x 33mm Overall Width x 9mm Overall Height 4 Way SHW Rail 40mm Between Holes, 4-1/2 x 7-1/2 x 5.3mm Hole Size (MOQ=1, Pkg Qty=1)
Not Cancelable or Returnable!