These clamps are manufactured from "K" section steel

Patented electronic measuring technology allows optimum fluid level to be maintained

Round sightglass allows visual inspection of oil level

Maximum of 250 pounds per square inch

PROLUBE Flexible Heavy Duty Grease Gun Hose, 4-Jaw Coupler, 12" or 18" 43750 Spacer These clamps are manufactured fromPROLUBE Flexible Heavy Duty Grease Gun Hose, 4 Jaw Coupler, 12" or 18" 43750 Short Description Prolube 43750 High Pressure Grease Hose 12 , fitted with Professional 4 Jaw Coupler , threaded 1 8 NPT Description PROLUBE Flexible Heavy Duty Grease Gun Hose with 4 Jaw Coupler 12" or 18" Length The PROLUBE Flexible Heavy Duty Grease Gun Hoses are designed to allow greasing access to fittings with limited reach. Manufactured with polyurethane sheathing