KastKing DuraBlend Monofilament Leader Line Posted in Eposeidon Outdoor Adventure Inc., Stores KastKing – the ICAST 2015 Award winning brand Store: Eposeidon Outdoor Adventure Inc. Price: $9.99 Buy at Store Related PostsKastKing Rubicon Tapered Leaders Fly Fishing LineKastKing Rubicon Tapered Leaders Fly Fishing LineKastKing Rubicon Tapered Leaders Fly Fishing LineKastKing Rubicon Tapered Leaders Fly Fishing LineKastKing Rubicon Tapered Leaders Fly Fishing Line