The sheaves are made of high strength resin,
fitted with composite fibre bush and side ballbearings.
No maintenance or lubrication is
The machined side plates are made of high
strength alloy, hard black anodized for wear
and corrosion proofing and with all the edges
The aluminium locking cam is fitted on an
automatic opening spring: relaxing the sheet
is sufficient to open the jammer.
Compact design with the lever fully concealed
within the side plates and with recessed
The cam cannot be locked under high loads.
It’s intended to hold the line temporarily and
not under heavy loads.
Left and right versions are available.
Part Number: 851.125