FCS Natural GF Thruster Tri Fin Set Size:Medium-M5 The 5400D SafeSpace Lock Box

The 5400D SafeSpace Lock Box also features 3-1/4" wide durable metal construction

high-performance board with deep concave and kicktails — built for progression

this single concave transitions into a double concave in the rear and the back 1/3 transitions into a moderate “V”

ensuring a stable stand-up paddling experience for all skill levels

Excellent bristle bend recovery

FCS Natural GF Thruster Tri Fin Set Size:Medium-M5 The 5400D SafeSpace Lock BoxFrom point breaks to beach breaks, you can surf it all when you have the FCS Natural Glass Flex Tri Fin Set on your board. The molded composite fins have a rounded template that help you find a balance between maintaining high speeds and high maneuverability. A glass flex construction gives a stiff ride while still having adequate flex and memory. When you're surfing calls for versatility, the FCS Natural Glass Flex Tri Fin Set has got you covered.