Ten-pin bowling line and is applied for at least down the lane from that point. USBC rules specify that a pin must be tall and about wide at its widest point, where a rolling ball would make contact. There are additional measurements which delineate the shape. The weight of a single pin must be at least 3 pounds 6 ounces and no more than 3 pounds 10 ounces (1.53–1.64 kg). Within a set of ten pins, the individual weights may vary by no more than 4 ounces (113.4 g), if made from wood or plastic coated, or just 2 ounces (56.7 g)
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,