SMALLRIG 3652 DUAL ROD SUPPORTUniversal accessory for SmallRig Star Trail , Revo Arcane, and series of Mini matte boxes (**3196 & 3680**) and is designed to fix Matte box and protect lens mount. ###split### It comes with an anti twist design and one 1 4" 20 screw to fix matte box to a rail support system. It is 20. 4mm vertically adjustable, compatible with 52 55 58 62 67 72 77 80 82 85 86 95mm DSLR or cine lens. Its bottom features a horizontal support that prevents tilts.