Allen Yacht Sheave Box Nylon Sheave 12mm AL-0008

Yacht Sheave Box nylon sheave
Yacht sheave boxes are ideal for halyard exit and entry boxes with special side flanges to minimise friction.
HA8 and HA8A have a nylon casing. HA28 has an aluminium case. All are suitable for ropes up to 10mm in diameter.
Description
Part No.HA8
Sheave Width mm 12
Sheave Diametermm 38
Slot Size mm 69 x 24
Weight g41
Hole Centres mm 80 Hole Size mm 4
Nylon sheave box