Guide
Sailboat Stands Start With the Keel
The defining feature of a sailboat on the hard is its keel: most of the boat's weight sits low and central. That changes everything about how it is supported. Unlike a powerboat, a sailboat is not held up mainly by side stands — the keel carries the load, and the stands keep the boat upright and steady.
This guide is sailboat-specific. It explains the split between keel support and side stands, where the stands go, and what to watch with deep-keel and fin-keel boats. How the overall stand count is worked out across boat types is covered separately in our 'how many boat stands' guide.
Guide
Keel Support vs Side Stands: Two Different Jobs
On a sailboat these are not interchangeable: - Keel support (blocks or keel stands) bears the vertical weight. The keel sits on blocking or purpose-made keel supports sized to the load — this is the primary structure. - Side stands stabilize. They stop the boat tipping and dampen movement, but they are not meant to carry the full weight. Over-loading side stands to 'lift' a poorly blocked keel is unsafe.
Get the keel support right first, then add side stands in opposing pairs to balance. Our boat keel support guide covers blocking and keel-support detail.
Guide
Where Side Stands Go on a Sailboat
With the keel taking the weight, the side stands are placed to steady the hull: - Opposing pairs only — every stand has one directly across from it so side loads balance. - Under structural points (bulkheads, hull-deck reinforcements), not thin topside panels. - Spread fore and aft so the boat can't pitch on the keel; deeper, heavier boats get more pairs. - Pad contact flat to the hull at the topside angle, protecting the gelcoat.
Deep-keel and fin-keel boats can be tippy until the side stands are set and tensioned evenly — this is a job to do carefully and, for big boats, with the yard.
Guide
Load, Ground and Winter Checks
Sailboat stands must be rated for the real load they carry, with margin, and chained pair-to-pair where recommended so they can't walk apart. The ground needs to be firm and level; large base plates help on soft or freeze-thaw ground because a settling stand changes the whole load path.
Check the boat after the first storm and after hard frosts — a keel block that has settled or a side stand that has loosened needs attention before it becomes a problem. Never crawl under a poorly supported hull.
Guide
Common Sailboat Support Mistakes
Sailboats punish a few specific errors: - Treating side stands as the main support instead of getting the keel blocking right first. - Uneven or settling keel blocks, which change the whole load path and can let the boat lean. - Not chaining opposing stands where the yard recommends it, so they slowly walk apart. - Too few pairs on a deep, heavy hull, leaving it tippy and under-supported fore and aft.
A fin- or deep-keel boat can feel unstable until the side stands are set in even, opposing pairs and tensioned correctly. For big boats, set up with the yard, keep everything symmetric, and never work under a hull you are not confident is properly supported.
Guide
KIPAC Sailboat Stands and Keel Supports
KIPAC is a CE-documented European manufacturer (Croatia/EU) of sailboat stands, keel supports and cradles from 1 to 40 t, in S355 structural steel or aluminium with traceable load ratings. The range covers everything from trailer-sailers to heavy cruising yachts, with keel support sized to the load and side stands to match.
For a sailboat support layout matched to your keel type, displacement and yard conditions, contact the KIPAC team.
Equipment
Related KIPAC equipment
Support systems for sailboats in combination with keel support.
View equipment →Technical keel support solutions for load transfer during storage.
View equipment →FAQ
FAQ
No. On a sailboat the keel carries the weight — on blocking or keel supports sized to the load. The side stands keep the boat upright and steady; they are not meant to bear the full weight.
Side stands go in opposing pairs, spread fore and aft, with more pairs for deeper, heavier boats. The keel support comes first; the side count follows displacement and hull shape. See our 'how many boat stands' guide for the general method.
Where the manufacturer or yard recommends it, yes — chaining opposing stands pair-to-pair stops them walking apart under load. It is common practice for deeper-keel boats and exposed yards.
Keel supports (or blocks) bear the vertical weight under the keel; side stands stabilize the hull against tipping. They do different jobs and are not interchangeable — see our boat keel support guide.
Until the side stands are set in even, opposing pairs and tensioned correctly, a deep- or fin-keel boat can feel unstable. Set them carefully, keep them symmetric, and for large boats have the yard assist.
Yes. KIPAC supplies CE-documented sailboat stands and keel supports from 1 to 40 t. Contact the team for a layout matched to your keel type, displacement and yard conditions.
