BGNing Multi-Purpose Switch Plate Cheese Board Easy Plate 1/4 3/8 ARRI Cold Shoe For Railblock Dovetail Rods DSLR Video Camera Cage Rig Accessories Type B Easy Plate:Product size is about 99*50*10mm Material: aluminum alloy + stainless steel screws Color: black Surface industry: anodizing Scope of application : machine installation platform board for Canon 5D2 5D3 5D4 Sony Nikon SLR Product weight: 75g Packing: bagged Function and use: Product can be connected to a variety of quick release plates, a wide range of applications and convenient use of strong external rail tube clamps etc. Features: Lightweight, versatile with 1/4 and 3 count /8 threaded holes, design with ARRI positioning holes and cold shoe seat; Horizontal and vertical have round groove size; Side plate with 1/4" expansion holes; can be with other quick release plate composition L plate can realize horizontal and vertical camera shooting Combo: Type B easy plate with 15mm Rail double rod clamp Type an easy plate: Product size is about 99*50*10mm Material: aluminum alloy + stainless steel screws Color: black Surface industry: anodizing Scope of application: machine installation platform board for Canon 5D2 5D3 5D4 Sony Nikon SLR Product weight: 70g Packing: bagged Function and use: the product can be connected to a variety of quick release plates, a wide range of applications, and convenient use of strong external rail tube clamps quick release plate camera battery grip with cold shoe seat accessories, etc. Features: lightweight, versatile with the number of 1/4 and 3/8 threaded holes, design with ARRI positioning holes; Horizontal and vertical have round groove size; can be with other quick release plate composition L plate can realize horizontal and vertical camera shooting Combo: Type A + Type B easy plates (L plate) Combo: plate Easy Type B with 15mm Rail Dual Rod Clamp