LewmarBow R0Ller Pivot F / Fluke-35# Pivot Bow Roller-Fluke style provides a frictionless surface that can be dropped and weighed and anchored more easily without damaging the deck or top side. It can also provide safe stowage for anchors while cruising. Use tough delrin rollers. Attributes: size = 20" length x 3-1 / 8" width fit = Fluke anchor weight = 35 pounds.