the Rattler RK4 combines four strands of poly blend around a Coretech core for an advanced feel with more body

Molds to fit any conformation and topline with its sleek contoured design

breathable material wicks away moisture and allows heat to escape

Along with reinforced stitching throughout

Martin Split Reins 5/8-inch Thick Tied Ends with Double Stitched Heavy Harness 768 the Rattler RK4 combines fourChoose the 5 8 inch heavy harness leather split rein for durability and a top quality feel. These reins are doubled and stitched and specially treated for a broke in feel from the moment you buy them. Also available in light. 5 8 inch Heavy Split Rein, doubled and stitched. Specially treated for a broke in feel.