ST 981 case:bearing CUP

Sumner Manufacturing 781310 ST-981 Lo Fold-A- Jack, Vee Head, 21" to 36" Adjustable Height, 2,500 lb. Capacity
Sumner Lo Fold-A-Jack w/Vee Head || Lo Fold-A-Jack w/Vee Head || Lo Fold-A-Jack w/Vee Head || Lo Fold-A-Jack w/Vee Head || Lo Fold-A-Jack w/Vee Head

SOUTHWIRE ST-981 LO FOLD-A-Jack W/VEE Head (ST-981)
Southwire

Sumner Manufacturing 781310 ST-981 Lo Fold-A- Jack, Vee Head, 21" to 36" Adjustable Height, 2,500 lb. Capacity
Sumner Vee head ideal for pipe up to 24" in diameter || Galvanized inside tube resists corrosion || Patented Fall Guard feature allows 1" (25 mm) safety zone around lock washer || Quick-action lock washer for fast height positioning || 1-1/2" Acme fine adjustment thread – the largest in the industry