ʻEhā Kihi Camper Manual Jacks me ka Set of 4

ʻO 3500lbs ka nui o ka jack hoʻokahi, ʻo 2T ka nui o ka mana;
ʻO 1200mm ka lōʻihi i hoʻihoʻi ʻia;
ʻO 2000mm ka lōʻihi kū pololei;
ʻO 800mm ka paʻi kūpaʻa;
Me ka lima crank crank a me ka uila uila;
ʻO ka wāwae wāwae nui no ka paʻa paʻa;