Neewer D Shaft D-ring 1/4" Mounting Screw 10mm Shaft for Camera Tripod Monopod or Quick Release (QR) Plate These excellent quality stainless captive screws allow the fitment of different styles of plates to fit directly into the base of your camera equipment 1/4" Stainless steel (metal) tripod screws Can be used with tripods, monopods, telescopes, ball heads, lens collars, lens plates etc 1/4" metal male thread with flat head screwdriver slot Color: Silver