![Springfield Spring-Lock 9" Round Base Satin [1640002] by Springfield Marine -](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/93765XL.webp?v=1747315583)
2% off
Price history at Lotz Outdoors
Recorded at Lotz Outdoors since Oct 9, 2026: low $66.76 (Oct 9, 2026), high $66.79 (Oct 26, 2026). Last checked Nov 1, 2026.
From the store's product feed and AvantLink's price records; feeds can lag the store's own site.
Product Description
Spring-Lock(TM) 9" Round Base SatinFeatures: 8" hole pattern, high-strength aluminum Below the deck mount (requires a 4" hole in the deck) Use with any Spring-Lock(TM) or Clip-Lock post (sold separately) Warranty: 5 Years WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Springfield Spring-Lock 9" Round Base Satin [1640002]
$66.79
$67.99
2% Discount
You save $1.20
In Stock
at Lotz Outdoors
Price verified today
Amazon
eBay
Product Details
Brand
Springfield Marine
![Springfield Taper-Lock Hi-Lo Bushing f/2-3/8" Post [2171032]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86068XL.webp?v=1747298628)
![Springfield KingPin 7" x 7" Seat Mount w/Spring - E-Coat Finish [1615201-EC]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86038XL.webp?v=1747298403)
![Springfield KingPin 7" x 7" Seat Mount w/o Spring - E-Coat Finish [1615204-EC]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86039XL.webp?v=1747298410)
![Springfield 7" x 7" Removable Seat Bracket [1100015]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86046XL.webp?v=1747298475)
![Springfield 2-7/8" Bushing f/Seat Mount Swivel [2171001]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/95378XL.webp?v=1747320635)
![Springfield 7" Non-Locking Swivel Mount - E-Coat Finish [1100007]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86033XL.webp?v=1747298375)
![Springfield Taper-Lock 9" - Flat Side Base [1600005]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86041XL.webp?v=1747298428)
![Springfield Taper-Lock 9" - Aluminum - Round Base [1600003]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86040XL.webp?v=1747298415)
![Springfield 12-Way Locking Swivel Seat Mount - E-Coat Finish [1100018]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86057XL.webp?v=1747298570)
![Springfield 7" x 7" Removable Seat Bracket w/Swivel [1100115]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86047XL.webp?v=1747298482)
![Springfield Taper-Lock Post Bottom Bushing [2171004]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86067XL.webp?v=1747298622)
![Springfield KingPin 4" x 8" - Stainless Steel - Rectangular Base (Standard) [1620005]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86045XL.webp?v=1747298463)
![Springfield Pro Stand-Up Seat - Blue [1040211]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/85988XL.webp?v=1747298164)
![Springfield Pro Stand-Up Seat - Black [1040212]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/85989XL.webp?v=1747298170)
![Springfield Pro Stand-Up Seat - Grey [1040213]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/85990XL.webp?v=1747298194)
![Springfield Pro Stand-Up Seat - Tan [1040214]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/85991XL.webp?v=1747298211)
![Springfield Pro Stand-Up Seat - White [1040216]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/85994XL.webp?v=1747298258)
![Springfield Economy Jon Boat Seat Clamp - 8" to 19" [1100012]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86036XL.webp?v=1747298393)
![Springfield KingPin 7" x 7" Stainless Steel Square Base (Threaded) [1630001]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/93763XL.webp?v=1747315577)
![Springfield KingPin 6" x 8" - Stainless Steel - Rectangular Base (Standard) [1620004]](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/86044XL.webp?v=1747298451)