Springfield Marine | 2-3/8" Series | Trac-Lock III | Locking Swivel Seat Mount (1100031-L1)

No reviews yet Write a Review
You save $7.47
Calculated at Checkout


Springfield Marine Best-Selling Trac-Lock™ III Locking Swivel Seat Mount for 2-3/8" Post


  • Powder-Coated swivel provides protection against corrosion 
  • Auto-locking technology conveniently locks swivel into its forward position
  • Tested to the highest ABYC safety standards for ultimate security


  • Designed to fit a 2-3/8" diameter post 
  • Marine-grade powder-coating provides protection for freshwater use (not recommended for saltwater) 
  • Swivel Range: 360 degree rotation 
  • Seat Mount Dimensions: 6.5" X 6.5" square plate mount
  • Seat Mounting Bolt Pattern: 5" X 5" (mounting bolts are not included)
  • Adds 3/4" to the overall height of pedestal (post and floor mount sold separately)
  • Designed to fit with Springfield Marine Pedestals and Posts with 2-3/8" diameter (sold separately)
  • ABYC Rating:  Class AD (Safe for Driver Position) 

Replacement Parts (sold separately)

  • Seat Mount Bushing: Springfield Marine Part Number 2171008

Extra Information

Springfield Marine
Brand Series:
2-3/8" Series

Warranty Information

5 Year limited Manufacturer Warranty. Please contact Springfield directly for warranty.