Harken USA shipping and receiving will be closed
for physical inventory from 11:00 AM CST, Wednesday, September 28th through
Friday, September 30th. Other departments will be available as usual. We will
resume shipping and receiving orders on Monday, October 3rd.
Used for mast, sail, and keel controls, Harken® Grand Prix cylinders were specifically designed to withstand the stresses of high-intensity racing. Their longevity and reliability are evident in the selection of high-quality materials and components.
All Grand Prix cylinders are made to order. To order, specify stroke length in millimeters, cylinder housing material, and rod and cylinder end fitting options. Contact Harken for weights and volumes.
Pin Ø (mm)7.9 mm
Pin Ø (in)5/16 in
Bore Ø (mm)19 mm
Bore Ø (in)3/4 in
Rod Ø (mm)6 mm
Rod Ø (in)1/4 in
Pull force @ 5000 psi/345 bar (kg)891 kg
Pull force @ 5000 psi/345 bar (lb)1963 lb
Pull force @ 7500 psi/517 bar (kg)1336 kg
Pull force @ 7500 psi/517 bar (lb)2945 lb