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Buy Блокируемые на растяжение in stock in Saint Petersburg.

Lockable extension springs hold the rod when extended. Used in desks, monitor arms and medical stands.

Extension locking

Lock engages on extension; user sets position and releases to move again. Avoid side loads beyond specification.

Applications

  • Height-adjustable desks and monitor arms
  • Medical equipment stands
  • Industrial consoles
  • Extendable sections on special vehicles

Selection

Match force in newtons to load, check min/max extended length and release mechanism.

VST extension-lock springs

TPK Vesta produces extension-lock springs for OEM and aftermarket.

VST analogues for Stabilus, Suspa, Hahn and other brands

TPK Vesta manufactures VST gas springs — quality parametric analogues of original Stabilus, Suspa, Bansbach, Hahn and other brands. Examples from this category catalogue:

In Stabilus, springs in this group belong to the BLOC-O-LIFT line (locking gas springs with intermediate positions). TPK Vesta analogues use the VSTB series. BLOC-O-LIFT.

See the full list in the catalogue above. Send your spring marking — our engineers will find the exact VST match.

Catalog

459 extension-lock items available.

Frequently asked questions

Extension lock instead of compression lock?

Only if mechanism kinematics require extension locking.

How many fixed positions?

Generally any position within working stroke — model dependent.

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