PHYSICS

SPRING UNIT

BHI-ED-416
Qty Comments

Comprising a steel shaft carries a clock spring with a free wheel device and winding ratchet, also an aluminium V pulley 56 mm diameter. One end of the shaft overhangs the base for use as a line shaft when winding up a weight. Dimensions of laminated wood base 155 x 105 mm.

 

 



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