This sprinkler has a die-cast triple spike base with footstep for stability. Waters up to 5800 sq. ft. in an 86-ft. diameter. Impulse head is made to last with zinc and brass construction. Adjustable: Yes, Coverage Diameter (ft.): 86, Dimensions L x W x H (in.): 5 3/4 x 2 x 13 1/4, Includes: Diffuser, Sprinkler Coverage (sq. ft.): 5,800, Sprinkler Radius (ft.): 43, Material: Zinc, brass, metal, Sprayer Type: Impulse