The precison machined tip provides an exact fit

Cherne® I-Series Test Ball Plugs are designed with the superior expansion range and small deflated diameters

Plastic or Steel Plumbing Connections

Must be used with a pegboard

150#25"GAR/DR EXT SPRING SILVER-W/SAFETY CABLE FUSE RECEPTACLES The precison machined tip providesThis heavy duty (10,000 cycles) extension springs have double loop ends for extra durability. 5 sizes will replace most all spring configurations on residential doors that are no higher than 7 ft. tall. 1 8 in. galvanized carbon steel aircraft cable; installed through springs to prevent injury in case of breaking.