Abstract: A fin assembly (10) is provided for detachably removing a fin (112) in a surfboard (13). The fin (12) has a mounting base (26) and spigots (22 and 23) projecting from front and rear positions on the base (26). A socket mounting (11) defining at least complementary front and rear sockets (15 and 16) for receiving the spigots (22 and 23) is provided for inclusion in the board (13) for releasably mounting the fin (12) to the board. A grub screw or screws (35) is/are provided for securing the fin (12) in said mouting (11).
Abstract: A fin assembly [10] is provided for detachably removing a fin [12] in a surfboard [13]. The fin [12] has a mounting base [26] and spigots [22 and 23] projecting from front and rear positions on the base [26]. A socket mounting [11] defining at least complementary front and rear sockets [15 and 16] for receiving the spigots [22 and 23] is provided for inclusion in the board [13] for releasably mounting the fin [12] to the board. A grub screw or screws [35] is/are provided for securing the fin [12] in said mounting [11].