Compatible with 1-1/2″ Tele-Outrigger Poles. Ideal for boats 25′ to 40′. Cast stainless steel type 316L and machined aluminum construction. Ideal for hardtops up to 2-5/8″ thick. Stronger gusset support and thicker arm for enhanced durability. Elevation crank handle provides lift from under the T-top. 45� upward lift angle. Allows for horizontal rotation from under the T-top. Offset handle for better hand clearance. Strong, locking head allows perfect positioning. Dimensions: 19-3/4″ H x 15.16″ W. Plate dimensions: 6″ x 4″. Sold in pairs.