The Springfield 2-7/8" Heavy-Duty Adjustable Mainstay Package delivers a rigid, air-powered pedestal system built for demanding on-water use. A 500-newton cylinder drives smooth height adjustment, while the anodized aluminum construction and Trac-Lock™ swivel and slide mechanism keep the seat locked firmly in position when you need it.

Specifications:

• 2-7/8" heavy-duty adjustable Mainstay pedestal package
• High-strength rigid 4-keyed anodized aluminum construction
• Air-powered height adjustment with 500-newton cylinder
• 9" round anodized base
• Locking Trac-Lock™ swivel and slide included
• 3-1/2" outer post with 2-7/8" inner post

Available in 10"-12" and 12"-14.5" -- choose your option below.