Firewire FRK Plus IBolic Volcanic 5'6 Surfboard - Futures5'6" x 18 1 4" x 2 1 4" 24. 1L The FRK Plus is a classic squash tail, high performance shortboard, refined and calibrated over the past three years with Kelly, Brodi, Betty Lou, and others. This new squash version of the FRK is meant to be ridden slightly shorter than the original FRK round tail. It has all the on wave benefits of the original FRK with a touch more release through turns that comes from the squash tail and minor adjustments to how the