Sea Dog Anchor Lift Lock Bow Roller The electro-galvanized steel anchor lift and lock bow roller system makes it easier to set and retrieve your anchor. Designed for one-handed use simply lift up on the line to release the locking system and feed the rope until desired anchor depth is achieved. Lower the line down and the weight of the anchor will activate the braking mechanism locking the line in place. Handles line up to 38 diameter. California Residents WARNING Cancer and Reproductive Harm -