Store › Spirketting Plate for Stemhead Image 1 of 2 Image 2 of 2 Spirketting Plate for Stemhead $340.00 Made for the Elliott Bay hull bow, but can be applied to other hulls; cast in silicon bronze, unpolished. Quantity: Purchase Added! Made for the Elliott Bay hull bow, but can be applied to other hulls; cast in silicon bronze, unpolished.