Barton Marine Manta/Odyssey Land Sailing Mainsheet Block Kit - 2:1 [98098]Manta Odyssey Land Sailing Mainsheet Block Kit 2: 1 Upgrade or replace your current Mainsheet line hardware with the Barton class approved Manta Odyssey Land Sailing Mainsheet Block Kit. Creates a 2: 1 mechanical advantage on the mainsheet line. Complete with all hardware and instructions. *Mainsheet line sold separately. Compatible With: Manta Land Sailing vessel Odyssey Land Sailing vessel In the Box: 1 x Ratchet Block (90500) 2 x 45mm Single swivel