We Ship Worldwide! Shipping information.

One Design · Keelboat

Harbor 20 parts, rigging and specifications

The Harbor 20 is a keelboat one-design class designed by Steven Schock (1997), with a published length overall of 20 ft (6.10 m). MAURIPRO lists 33 parts for the Harbor 20 below, grouped by system, with live prices and stock.

  • Keelboat
  • 33 parts
  • 8 published figures

Your Harbor 20 at MAURIPRO

What you can do on this page.

01Shop parts by system33 parts for the Harbor 20, matched by part number and grouped by system.Shop all parts →
02Check the specifications8 published figures, each with its source.See specifications →
03Halyards & sheets made for it21 lines made up to this boat's lengths.Shop halyards & sheets →
04Get expert helpNot sure a part fits your Harbor 20? Send us your sail number and year.Contact us →

Shop Harbor 20 by system

Harbor 20 parts

Prices and stock are live from our catalogue.

Rope sold by the foot is added at the cut length shown on the card.

Harbor 20 specifications

SpecificationPublished figureSource
Length overall (LOA)20.0 ft (6.1 m)MAURIPRO Sailboat Data; matches Wikipedia
Waterline length (LWL)17.0 ft (5.2 m)MAURIPRO Sailboat Data; matches Wikipedia
Beam7.0 ft (2.1 m)MAURIPRO Sailboat Data; matches Wikipedia
Displacement1800 lb (816 kg)MAURIPRO Sailboat Data; matches Wikipedia
Ballast900 lb (408 kg)MAURIPRO Sailboat Data; matches Wikipedia
DesignerSteven SchockMAURIPRO Sailboat Data; matches Wikipedia
BuilderW. D. Schock Corp.(USA)MAURIPRO Sailboat Data; matches Wikipedia
First built / designed1997MAURIPRO Sailboat Data; matches Wikipedia

Figures are shown as each source publishes them, with the other unit converted. Class rules set the measurements that count for racing.

More for the Harbor 20

Harbor 20 tuning guides

  • North Sails: Harbor 20 Tuning Guide4 pages
  • Harbor 20 Class (Walter Johnson): Harbor 20 Tuning Guide by Walter Johnson #221Version 2013 · 3 pages
  • Harbor 20 Class (Arthur Strock): Harbor 20 Tuning (and trimming) GuideVersion 2003 · 3 pages

Tuning guides belong to the sailmakers that publish them. MAURIPRO does not host or reproduce them; ask the sailmaker or your class association for a copy.

Harbor 20 class rules and references

  • Class rules: Class Bylaws/rules amended 18 September 2026
  • Class association: harbor20.org
  • Builder: wdschockcorp.com

References checked 2026-11-04.

Harbor 20 buying questions

What Harbor 20 parts does MAURIPRO carry?

33 products are listed for the Harbor 20 on this page: halyards, sheets & control lines (18); covers & bags (1); instruments & electronics (9); safety equipment (4); spares & maintenance (1). Prices and availability shown are live from our catalogue.

How do I know a part fits my Harbor 20?

Each part here is linked to the Harbor 20 because its exact manufacturer part number appears on the Harbor 20 parts lists we reviewed. Fit can still depend on your boat's year, builder and rig, so check the product details and your class rules, or ask our technical team before you order.

Where can I find the Harbor 20 rig dimensions?

Our Harbor 20 Sailboat Data page lists the rig dimensions (I, J, P, E) and other published data we hold for this boat. Figures there come from a sailboat database and may differ from class measurement rules.

Can I order halyards and sheets made for the Harbor 20?

Yes. Our Harbor 20 - Halyards & Sheets page lists 21 halyard and sheet options made up for this boat.

Are there tuning guides for the Harbor 20?

Sailmakers have published tuning guides for this class, including North Sails (Harbor 20 Tuning Guide, Current web page (undated)); Harbor 20 Class (Walter Johnson) (Harbor 20 Tuning Guide by Walter Johnson #221, February 2013); Harbor 20 Class (Arthur Strock) (Harbor 20 Tuning (and trimming) Guide, Third Edition, August 2003 (posted 2010)). These guides belong to their publishers; MAURIPRO does not host or reproduce them, so please get them from the sailmaker or your class association.

Which rules govern the Harbor 20?

The class is governed by its class rules (Class Bylaws/rules amended 18 September 2026). Check the current edition with the class association before buying parts for racing.

Not sure which part fits your Harbor 20?Send us your sail number, year and builder and our team will check it.
Contact us
← All one-design classes

Everything in this collection

All products currently in this MAURIPRO collection, with filters.

View as