NRS Universal Canoe Blocks

Features of the NRS Universal Canoe Blocks Durable minicell foam cushions your boat and protects your vehicle The slot in the foam blocks can pop onto the canoe gunwales two per side Then the flat non skid surface is placed directly on the vehicle roof You can also slip the slots in the blocks over factory rack load bars and set the gunwales on the non skid surface Please note: Tie down straps Are necessary to safely carry a boat on your car Non skid foam blocks Molded channels for roof rack bars or canoe gunwales Molded channel is 1 12in. in diameter Sold in a set of 4 blocks