Detailed parameter:
Use a horizontal scroll in wooden barrels or hex (at both ends of the cylinder diameter 250 mm, 300 mm, the middle part of the test on the mattress, scroll back to assess human action mattress durability.
Features:
Wooden hex barrel weight = 109KG, cylinder weight = 140 KG.
According to different mattress size, scroll, adjustable (adjustment of the limit switch)
Low friction coefficient guides to ensure that the barrel weight fully to the mattress.
Suitable mattress greatest dimension 2.3 X 2.5M.
Text display provides a simple manipulation and creation.

Applied standard: ASTM F1566, EN1957