Shopping from Canada? 
Go to Defender Canada!
Springfield
Springfield Series Trac-Lock Seat Mount - 2 7/8"
Item: #1379101 | Part Number: Not Selected$74.99 - $86.99
Description
The Springfield Series Trac-Lock Seat Mount 2 7/8" delivers a secure, adjustable base for your boat seat. Built from high-strength aluminum with a powder coat finish, it features a bushing and tension knob for a snug, wobble-free fit and smooth 360° rotation. Designed for 2 7/8" posts with a 5 1/2" x 5 1/2" bolt pattern.
Springfield Series Trac-Lock Seat Mount - 2 7/8" Item # 1379101
Description
2 7/8" post mount with bushing and tension knob for a snug fit.
Specifications:
- Made of high-strength aluminum with a powder coat finish
- Post mount with bushing for a snug fit
- Rotates 360 deg.
- Fits 2 7/8" posts
- Bolt Pattern: 5 1/2" x 5 1/2"