In addition, the arms are individually extendable to provide a large spreader. The Spread-Loc spreader can be installed on any tripod provided with Spread-Loc attachment points. Fits all Pozi-Loc 75, 100 and 150mm bowl tripods and Torque-Safe ENG tripods. Ready to answer your questions at any time. The item "Vinten 3781-3 Spread-Loc Mid-Level Spreader" is in sale since Wednesday, September 5, 2018.This item is in the category "Cameras & Photo\Tripods & Supports\Other Tripods & Supports". The seller is "bizkino-yah" and is located in Moscow. This item can be shipped worldwide.