Contact. ELPRO, Inc. PO Box 572. Grover Beach, CA 93483. (805) 481-3378 · 1-800-362-6051 · ELPRO. © 2019 ELPRO, Inc. All Rights Reserved. Single Swivel Guides. Model 815SS Elevator Products. Roller Guides · Rigid Guides · Single Swivel Guides · Double Swivel Guides · Freight Duty Guides ELPRO is one of the last completely independent parts suppliers in the elevator industry. Products & Services Roller guides, swivel guides, rigid guides andElevator guide shoes made in the USA. Rigid guides, roller guides, single swivel and double swivel guides and also freight guide shoes and gibs. Roller Guide – Model 803RG. Model 803RG. Adjustable three-wheel guide for installation as original equipment or in ride-improvement renovation.