Tensioner with double arm / chain and belt
SE-B series ROSTA

The ROSTA tensioning element type SE-B (Boomerang) compensates the slack in extremely long chain drives. The Boomerang with its bended double arm, equipped with two sprocket wheels, offers a triple compensation of the slack.


Other ROSTA products

Tensioner device

Oscillating Conveyor Technology

Oscillating mounting

Guided Shaker Systems


Rubber suspension unit

Anti vibration mountings