Extreme Max BoatTector Slip Ring Anchors have an excellent weight-to-holding power ratio. Designed for quick penetration, firm hold, and easy retrieval, even when stuck. Performs well in mud, sand, or gravel. Made of hot-dipped galvanized steel to withstand the harsh marine environment. For maximum holding power, allow a scope of 7:1 (vs. standard 3:1 or 4:1). Kit comes complete with an anchor, 50' anchor line, anchor chain and anchor shackle.