The Giottos 6E01 quick release plate is a spare or replacement plate with a 1/4 inch thread & sprung anti-rotaion pin. It will fit the Giottos MV 815, 816, 817, 818, 8250, 8260, 8270 & 8280 monopods, & the VT 802, 805, 806, 807, 808, 809, 816, 818, 905 & 906 tripods.