1 Ton Double Sheave Snatch Block With Swivel Hook * Unit dimensions: 12-3/8" x 4-1/2" x 3" * Size: 4" Pulley *** Hook dimension: 4-1/4" x 3-1/2" * WLL (Working Load Limit): 1 Ton *** Rope Size : 3/8" (10mm) * Quantity: 1