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Light Load-Inner Rail Detachable
(Stroke 330 - 533 mm)
A three-rail, double-slide type that allows a long stroke in a small space. Releasing the automatic free disconnection spring attached on the inner rail allows the inner rail to be pulled out. When folded, the locked state is automatically released with force above a certain level in the folding direction.
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Stroke (mm) Clear
Permissible Load per Pair (N) Clear
In stock
*Please contact THK if you need more than available quantity or out of stock items
Attributes Part Number Unit Price Quantity Days to Ship Item Total
Stroke (mm): 330
Permissible Load per Pair (N): 294
Days to Ship: 2 - 3 weeks*
Stroke (mm): 381
Permissible Load per Pair (N): 284
Days to Ship: 2 - 3 weeks*
Stroke (mm): 432
Permissible Load per Pair (N): 275
Days to Ship: 2 - 3 weeks*
Stroke (mm): 483
Permissible Load per Pair (N): 255
Days to Ship: 2 - 3 weeks*
Stroke (mm): 533
Permissible Load per Pair (N): 235
Days to Ship: 2 - 3 weeks*
Rail lengthL(±0.8) StrokeS(±3) Mounting hole dimensions Mounting holes Permissibleload Mass
A B C D E F G Inner rail Outer rail
mm mm mm mm mm mm mm mm mm N/pair kg/pair
Note: The Permissible Load and Mass each indicate when used as a pair of 2 units. For more detailed specifications, please download the Product Catalog with the link in the Downloads section of this product page.
Model Size Type Length*1
FBL 51 H + 660L
FBL 27 S : Single slide Length in millimeters then "L"
  35 D : Double slide for 27 and 35 sizes
  51 E : Compact double slide
  56 E-P14 : E type plus inner rail lock/release spring
  G-P14 : Double slide with two S type attached front-to-front plus inner rail lock/release spring
  H : Double slide for 51 and 56 sizes
Note 1: see the Specifications tab for standard lengths