Doorking 1610-137 Spring Return Loop Left - 30°

Left-Side Replacement Spring for DoorKing 1610 Spike Systems The DoorKing 1610-137 is a 30-degree left-facing spring return loop built for use with DoorKing 1610-series above-ground traffic spike systems, including models 1610-087 and 1610-088. Designated as part number 35 in the official exploded diagram, this component ensures the spike blade resets properly after each pass, maintaining directional flow and lane security in high-risk access points. Key Features Designed for 1610-series surface-mount traffic spike units Controls spike retraction to maintain directional enforcement 30° left-hand orientation for proper blade return Made of heavy-duty spring steel for consistent tension OEM-certified DoorKing® replacement for accurate fit Technical Specifications Part Number: 1610-137 Function: Left-hand spring return for spike blade reset Size: 5" x 1.5"  x 2" Diameter: 0.9" Angle: 30 degrees Compatibility: 1610-087, 1610-088 spike systems Diagram Reference: Part 35 in official spike system diagram Application Type: Commercial, Industrial, Traffic Control Installation: Follow manufacturer’s diagram or manual for correct orientation Conclusion The 1610-137 spring return loop is a critical replacement for maintaining the safety and functionality of DoorKing’s surface-mount spike systems. Ideal for vehicle-restricted zones, it ensures controlled blade action in left-side installations within secure traffic control environments.