ISC 5-8" FLAME BLOCK by ISC Sold out Original price $179.95 Current price $143.95 SKU KRP-056 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Stainless steel construction to be used with 5/8” rope. Loosen knob to insert eye of your sling or of your workline. Rounded edges to reduce rope wear.MBS: 100kN (22,500 lbs)