Stainless steel side plates place the CMI High Line Pulley a cut above the rest. Large diameter 3" (7.6 cm) aluminum sheave allows a knotted 1/2" (13 mm) rope to pass with ease. The sheave can be locked off to make a full strength tie off with the quick pin supplied. The large center hole is used to support the load and will accept up to 2 carabiners. The two small holes can be used for tag line attachments. Breaking strength 15,000 lbf. (66.7 kN). Weight 2.5 lbs. (1.1 kg). Made in the U.S.A.