Ronstan 100mm Stand-Up Core Block Spinnaker and Spar Hardware Large transparent information pockets 27"

Large transparent information pockets 27" x 23

Track Size: 1" x 1/8" (25 mm x 3 mm )

On-Off switching knob is fitted to both sides of the swivel blocks (one can be removed if desired)

Ideal for 30 to 45 foot boats

Ronstan Series 50 All Purpose Fiddle Becket Block w/ Universal Head

Ronstan 100mm Stand-Up Core Block Spinnaker and Spar Hardware Large transparent information pockets 27"Product Description Ronstan 100mm Stand Up Core Block Full articulated stand up Stand up models have a linkage that provides full rotation and articulation. A high strength precision cast padeye minimized the footprint and a dedicated rubber boot ensure the block is held upright when not loaded. Features: High dynamic and static load capacity High load bearing system Ball bearings to counteract side thrust loads Class leading performance and sleek,