AltRider R114-5-1109 Universal Header Guards (pair) - BMW R 1200 GS Adventure Water Cooled Made from 304 stainless steel Provided with high quality stainless steel clamps 1.5 mm thick, 37.5 cm (14.75 inches) in length Fits manifold/exhaust tube 42-48 mm (1.6 - 1.9 in) in diameter Includes 2 guard and 4 hose clamps