Material Stainless Steel Size Large: 8" x 4-9/16" x 2-1/2" Medium: 5" x 2-7/8" x 1-5/8" Unit & Package Sold by each, bulk Large Medium Description 57306 57307 With Bell 57317 57318 Without Bell Part No. & Image Selection Stainless Steel Big Ballz Part No.: -- Please Select -- 57306 57307 57317 57318 Combination of product variants is not available Updating... Related Products Heavy Duty Deluxe Train Horn Heavy Duty 18″ Steering Wheel Cover in Deluxe+ Matte Carbon Fiber Gear Shift Boot Covers in 17″ (L) Plain 2-Hole License Plate Frames with Center Cut High Visibility Class 2 Safety Vest with Hook & Loop Little General Air Horn