Armstrong Titanium T Nut Set - M6 Brand_Cloud 9 but you can use all

but you can use all your favorite original FCS fins in the new FCS 2 boxes by using the FCS 2 adapter kit complete with flush forward fairing kit

Featuring a lightweight swiss grilamid material injected into a subtle rectangular frame

The OEM Slingshot Onepump Speed System Inflation valve on a 4" 'peel and stick' base

Day use board bag designed to carry your fish or hybrid design surfboard

Hardware Included

Armstrong Titanium T Nut Set - M6 Brand_Cloud 9 but you can use allSet of 4 Armstrong T Nut sets (Screw, Nut, & Washer) for the standard Armstrong mast Package Includes M6 Titanium T Nut x 4 Washer x 4 M6 x 25mm Screw T30 x 4