The Westside BT Harp is a straight putter made with BT Soft plastic (formerly Eco1).
BT soft plastics properties:
This soft plastic is used for Westside putters only. It is firm in your hand, yet tacky which makes it great for grabbing the chains. The BT soft plastic is less durable than VIP and Tournament plastics. BT soft plastic is suitable for players at all skill levels.
Grippy putter with very low fade.
Speed 3, Glide 3, Turn -1, Fade 0.
Available in BT soft, 170-176 grams
Max weight 176.0 gram
Diameter 21.2 cm
Height 1.8 cm
Rim depth 1.4 cm
Rim thickness 1.1 cm
Inside rim diameter 19.0 cm
Rim depth/diameter ratio 6:6
Flight plane thickness 0.2 cm
Flight plane to rim plane distance 1.6 cm
Rim configuration 65.00
PDGA certificate number 13-67