HRDA 3-D Skull - Liberty Spikes Bronze - Copper Version #39672 - Prototype Silver Version #41214 - Size: 2" x 1.5" - Material Make-up: Bronze Tone Base Metal. Manufactured by: PINCRAFT. Available Only Through the HRCPCC "Online" Dutch Auction, End Date Sunday 3/4/2007 10:30:00 PM EST. Winning Bid $25.00. Complete Set of 3: "Online" #36732. Painted style. 5 lines print. Logo - Hard Rock Pattern. This pin was exclusively sold online. Base Material is Bronze Appearance