Free Express Shipping! Tilta 15mm LWS Arca-Type/Manfrotto Dual Baseplate (Black) Dual Arca and Manfrotto Combo Receiver, Integrated LWS 15mm Rod Clamps, 1/4"-20 and 3/8"-16 Base Threads, Locking Dovetail Base, Snap-In Plate Design, Durable Aluminum...