The thumb track on Berg was designed to be prominent on the top side while not being noticeable at the bottom

Berg is Swedish for mountain

the Underworld will be just what a beginner needs

While more overstable

Shield Bt Hard Disc The thumb track on BergOur newest putter on the market the Shield is the next step up from the Swan. Designed with a tacky grip in the BT plastics, the Shield is a little thicker and has a small bead on the rim. It holds a stable line when throwing as an approach and a straight line into the chains while putting. Westside Shield is a PDGA approved disc. Max weight: 175,1 gram. Diameter: 21,1 cm. Height: 2,5 cm. Rim depth: 1,4 cm. Rim thickness: 1,0 cm. Inside rim diameter: