Bowling ball to skid longer before reacting (hooking). Reactive cover stocks finishes include "matte" (aggressive reaction), "shiny" (longer skid distance than matte finish), "pearl" (greatest skid distance among reactive cover stocks), and "hybrid" (combination of skid distance and back end reaction). Duckpin balls weigh each, with up to three balls delivered per round (or "frame") of bowling for one bowler. The duckpin ball has a maximum diameter of , slightly larger than a candlepin ball but, like a candlepin ball, contains no finger holes. Duckpins are correspondingly shorter and lighter than their ten-pin equivalents and it is more difficult to knock them
Stuart Williams (ten-pin bowling) Stuart Williams (ten-pin bowling) Stuart Williams, from Ellesmere Port, Cheshire, England, is a British Ten-pin bowler. He is one of the most active tour players in the sport. He is known to his followers by the nickname "Beef Stu". While in England, Williams, along with store owner and father Dave, ran a Ten-pin Bowling Pro-Shop at Chester Megabowl called MCS Bowling. Williams now resides in Phoenix, Arizona, USA. Williams has 6 EBT titles to his name, including the City of Barcelona title in 2003 (his first ever European ranking event), the Brunswick Aalborg International in 2004, and the Ebonite Luxembourg