FRRH series double acting hollow plunger jackDetailed product description：

The FRRH series double acting hollow plunger jack is suitable for tightening cables, anchor bolts, force screws, etc.

Features:
Double acting design greatly improves the convenience of operation
Built in safety valve provides protection in case of overload
The oil cylinder can withstand the maximum load even at its maximum stroke
Excellent sealing ring ensures no leakage and long cycle life

Technical Specifications:

model	Bearing capacity KN	Travel distance mm	Body height mm	Outer diameter mm	Piston rod diameter mm	Center aperture mm
FRRH-307	thirty	one hundred and seventy-eight	three hundred and thirty	one hundred and fourteen	sixty-three point five	thirty-three point three
FRRH-3010	thirty	two hundred and fifty-eight	four hundred and thirty-one	one hundred and fourteen	sixty-three point five	thirty-three point three
FRRH-603	sixty	eighty-nine	two hundred and forty-seven	one hundred and fifty-nine	ninety-one point nine	fifty-three point eight
FRRH-606	sixty	one hundred and sixty-six	three hundred and twenty-three	one hundred and fifty-nine	ninety-one point nine	fifty-three point eight
FRRH-6010	sixty	two hundred and fifty-seven	four hundred and thirty-eight	one hundred and fifty-nine	ninety-one point nine	fifty-three point eight
FRRH-1001	ninety-five	thirty-eight	one hundred and sixty-five	two hundred and twelve	one hundred and twenty-seven	seventy-nine point two
FRRH-1003	ninety-five	seventy-six	two hundred and fifty-four	two hundred and twelve	one hundred and twenty-seven	seventy-nine point two
FRRH-1006	ninety-five	one hundred and fifty-three	three hundred and forty-two	two hundred and twelve	one hundred and twenty-seven	seventy-nine point two
FRRH-10010	ninety-five	two hundred and fifty-seven	four hundred and sixty	two hundred and twelve	one hundred and twenty-seven	seventy-nine point two
FRRH-1508	one hundred and forty-five	two hundred and three	three hundred and forty-nine	two hundred and forty-seven	one hundred and fifty-two point four	seventy-nine point two

FRRH series double acting hollow plunger jack