
3620001-B Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $75.66 | Condition is New, SPRINGFIELD KINGPIN 7X7" S/S BASE W/ BRASS, FREE SHIPPING | 99.9% |
![]() | $75.77 | Condition is New, Springfield KingPin Standard Square Steel Base w/Brass - 7"x7" 3620001..., FREE SHIPPING | 99.6% |
![]() | $75.99 | Condition is New, Springfield KingPin Standard Square Steel Base w/Brass - 7"x7" (3620001-B), FREE SHIPPING | ![]() |
![]() | $69.67 | Top Pick! Condition is New, Springfield KingPin Standard Square Steel Base w/Brass - 7"x7", shipping cost = $9.95 | ![]() |
![]() | $80.06 | Condition is New, Springfield Marine KingPin Standard Square Steel Base, 7"x7", Satin Finish, FREE SHIPPING | 0.0% |
![]() | $80.70 | Condition is New, Springfield Marine KingPin Standard Square Steel Base, 7"x7", Satin Finish, FREE SHIPPING | 100.0% |
![]() | $83.67 | Condition is New, SPRINGFIELD 3620001-B KingPin Standard Square Steel Base w/Brass - 7"x7", FREE SHIPPING | 100.0% |
![]() | $83.99 | Condition is New, Springfield KingPin Standard Square Steel Base w/Brass - 7"x7", FREE SHIPPING | 98.6% |
![]() | $84.26 | Condition is New, Springfield Marine 3620001B Kingpin Square Steel Base 7x7, FREE SHIPPING | ![]() |
![]() | $84.99 | Condition is New, Springfield KingPin Standard Square Steel Base w/Brass - 7"x7", FREE SHIPPING | 99.9% |
![]() | $84.99 | Condition is New, Springfield KingPin Standard Square Steel Base w/Brass - 7"x7" 3620001-B , FREE SHIPPING | 98.5% |
![]() | $88.96 | Top Pick! Condition is New, Springfield KingPin Standard Square Steel Base w/Brass - 7"x7", FREE SHIPPING | 98.8% |
![]() | $77.71 | Top Pick! Condition is New, Springfield KingPin Standard Square Steel Base with Brass 7" x 7" #3620001-B, shipping cost = $14.95 | 99.6% |

The Springfield Marine Kingpin Standard Square Steel Base X7 is a robust and reliable anchoring solution for larger watercraft. This base is designed with durability and stability in mind, making it an excellent choice for those seeking a secure mooring for their boat.
The base is constructed from high-quality, standard square steel, ensuring strength and longevity. Its X-shaped design provides an expansive footprint, allowing it to distribute weight evenly and prevent the boat from swaying or shifting in rough waters. The base's dimensions measure 36 inches by 20 inches, providing ample space for a variety of watercraft sizes.
The Kingpin Standard Square Steel Base X7 comes with a built-in swivel galvanized shank, allowing for easy boat attachment and adjustment. The shank is designed to swivel 180 degrees, enabling the boat to rotate freely in the water, while still maintaining a secure connection to the base.
This base is also equipped with a galvanized finish, which provides superior resistance to corrosion and rust, ensuring that the base remains strong and functional even in harsh marine environments. The base's smooth, square edges and welded seams add to its sleek and modern appearance, making it a stylish addition to any watercraft.
The Springfield Marine Kingpin Standard Square Steel Base X7 is easy to install, with a simple bolt-down design that allows for quick and easy attachment to the ground or dock. The base comes with all necessary hardware included, making installation a straightforward process.
Overall, the Springfield Marine Kingpin Standard Square Steel Base X7 is an excellent choice for those seeking a reliable and durable anchoring solution for their larger watercraft. Its robust design, easy installation, and resistance to corrosion make it a smart investment for boat owners who prioritize safety and security on the water.
The Springfield Marine 3620001-B Kingpin Standard Square Steel Base X7 is a boat trailer with several key features that may make it a good choice for some buyers, while also having potential drawbacks. Let's explore the pros and cons:
Pros:1. Heavy-Duty Construction: The trailer's square steel base and kingpin design provide a strong and stable foundation for transporting boats.
2. Versatility: This trailer can accommodate boats with weights up to 7,000 lbs, making it suitable for a wide range of boat sizes.
3. Adjustable Tongue Length: The adjustable tongue length feature allows users to customize the trailer to fit their specific boat, ensuring a secure fit.
4. Easy Loading and Unloading: The boat ramp and roller system facilitate easy loading and unloading of boats, reducing the physical effort required from the user.
5. Durable Coating: The trailer's powder-coated finish offers protection against corrosion and wear, extending the lifespan of the trailer.
Cons:1. Weight: At over 4,000 lbs, this trailer is quite heavy, which may require a larger vehicle for towing.
2. Price: The Springfield Marine 3620001-B Kingpin Standard Square Steel Base X7 is a premium trailer, and its price point may be prohibitive for some buyers.
3. Manual Brakes: Unlike some trailers in its class, this model comes with manual brakes, which may require more effort to operate effectively.
Conclusion:The Springfield Marine 3620001-B Kingpin Standard Square Steel Base X7 is a well-built, heavy-duty boat trailer designed for transporting larger boats. Its features, such as adjustable tongue length, easy loading and unloading, and durable coating, make it a solid investment for boat owners who require a reliable trailer for their watercraft. However, its weight and price may be drawbacks for some potential buyers.
Recommendation:If you're in the market for a boat trailer and have the budget and the necessary towing vehicle, the Springfield Marine 3620001-B Kingpin Standard Square Steel Base X7 could be an excellent investment. Its heavy-duty construction and versatility make it a reliable choice for transporting boats up to 7,000 lbs. However, if the weight and price are concerns, there may be other, lighter and more affordable options available that could meet your needs. Ultimately, it's essential to evaluate your specific requirements and budget before making a decision.
Details:
Kingpin standard square steel base with brass - 7 X7. Standard square stainless steel base with satin finish. Requires a 2-1/2 hole in the deck. 3 below deck needed.
specifications boatseater:
- for models: X7
- brand: Springfield Marine
- mpn: 3620001-b
- upc: 038132916913
general boatseater:
- category: Boat Parts > Accessories Gear > Seating
shipping boatseater:
- class: standard
- type: fixed
- transit: 4-6 days
- service: fedex ground / fedex home delivery
- carrier: fedex
seller boatseater:
- # reviews: 781
- rating: 97.6%
- city: washington, district of columbia
payments boatseater:
- credit card: mastercard
- wallet: apple-pay
- other
returns boatseater:
- paid by: seller
- policy: returns accepted
- time: 30 days
offer boatseater:
- started: november 21, 2025
- prices: $69.67–$88.96
- item condition: New
- availability: in stock
- sold #: 14
- options: ship-to-home
Similar To:
- 1300715: SEAT, Springfield
- 3101521: SLIDE SEAT MOUNT, Springfield Marine
- 1640202: , Springfield
- W1561105: SEAT, Springfield Marine
- 897885811: SEAT MOUNT, Springfield Marine
- 1061021: SEAT, Springfield Marine
- 1072189: SEAT, Springfield
- PN-1111645: SEAT, Springfield Marine
- 691166529407: TABLE, Springfield
- 1280007-SMAL: SEAT, Springfield Marine
- 104306: MOUNT LOCK, Springfield Marine











![Springfield KingPin Standard Square Steel Base w/Brass - 7"x7" [3620001-B] Springfield KingPin Standard Square Steel Base w/Brass - 7"x7" [3620001-B]](/z_boatseater/m-wAAeSwip5pm9ii.webp)

