Bowling form Bowling form In the sport of ten-pin bowling, there are many different ways in which to deliver (known as a "throw" or "roll") the bowling ball in order to advance it toward the pins in an accurate and powerful manner. Generally, there are three basic forms of 10-pin bowling. The most basic form is known as stroking, which is the most classic form. The most powerful form is known as cranking, which imparts great leverage and maximum rotation on the ball, but sacrifices accuracy. In between the two is the domain of the tweener, who has characteristics of both, but
Ten-pin bowling also been tightened and went into effect in 2010. For up to date information on ball specifications, check the USBC Equipment Specifications website at http://bowl.com/equipandspecs/index.jsp. Today there are an exceptional number of major sports-related and non sports-related companies that focus specifically on designing, producing and or supporting the production of many items specifically designed for ten-pin bowling equipment. Such items include scoring systems, balls, bags, cleaning products, wrist supports, shirts, shoes, trousers, shorts and gloves, etc. Some of the major world-famous equipment producers and supporters include AMF, Brunswick, Dacos, Ebonite, MOTIV, Kegel, and Storm. Other manufacturers and suppliers include Lane#1,