![Springfield 2-3/8 Adjustable Mainstay Package w/Locking Swivel [1250100-L1]](https://www.goodfishinggeardirect.com/wp-content/uploads/2026/09/springfield-2-3-8-adjustable-mainstay-package-w-locking-swivel-1250100-l1.webp)
2-3/8″ Adjustable Mainstay Package with Locking Swivel
Package includes 2-3/8 high-strength anodized aluminum air-powered height adjustment pedestal (500 newton cylinder) with 9 round anodized base, and locking Trac-Lock swivel.
Specifications:
- Adjusts: 14″ to 20″
- Seat Mount: 3100031-LAR1
