Ronstan 40 series utility Cheek Block - RF41151
$56.30
This Ronstan all purpose (AP) block is a self-lubricating Acetal polymer sheave running on polished stainless steel race and perform equally well with dynamic loads and high static loads. Can be stacked to create a double version, but no more than 60% of the rated working load should be applied to the upper sheave. Can be mounted on masts and booms using the curved surface adapter (available here).
FEATURES
Exceptionally high working loads
Low maintenance, long service life
Self-lubricating sheave
Sheave Ø 40 mm
Max. Rope Ø 10 mm
M.W.L. 400 kg
B. L. 1000 kg
Weight 66 g
Mount with 3 x 5mm (3/16") fasteners