Attwood Marine 21000 Millennium Series Seat Slide and Spider Assembly Left-Hand

The Attwood Marine 21000 Millennium Series Seat Slide and Spider Assembly provides premium seating adjustment and rotation for marine applications. This left-hand lever model combines a heavy-duty seat slide with an integrated 360-degree spider swivel for maximum flexibility and positioning control.

Key Features:

• Heavy-duty anodized aluminum slide plate with standard 5" x 12" hole pattern for universal seat compatibility
• 6 inches of smooth fore and aft travel with convenient left-hand lever lock
• 360-degree positive lock spider with internal cup engagement
• 10-degree increment positioning with positive stop lock mechanism
• Ribbed anodized aluminum construction resists saltwater corrosion
• Stainless steel hardware throughout for durability in marine environments
• Compatible with most standard boat seat mounting configurations

This complete seat slide and spider assembly is ideal for fishing boats, pontoon boats, and other marine vessels where adjustable seating is essential. The left-hand lever design allows for easy one-handed operation while maintaining a secure lock at any position.