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The full range, from a 6m day boat to a 100m yacht.
Everything is made in Poole and sized to your chain. If you already know your chain size, the fastest route is the finder — it puts you straight on the right product.
Everything for one chain, in one box.
The pre-packed kit is what most leisure boats need. Choose your chain size and how many colours you want, and it arrives with the markers, the stainless screws, a customisable guide plate for the helm and the fitting instructions. Nothing else to buy.
Available for 6mm, 7mm, 8mm, 10mm and 12mm chain. From 13mm upwards every set is custom made to your chain, because calibrated chain of the same nominal size genuinely isn't the same size.
- 4 to 12 colours — 5 or 10 markers of each (10 each saves 15%)
- Marine-grade 316 stainless steel screws, plus five spares
- Customisable guide plate with number tabs in metres or feet
- Illustrated fitting instructions
Pick your own colours.
Already marked up and topping up a colour, running a sequence of your own, or marking a chain longer than a standard kit covers? Buy markers by the colour in packs of five, in any of the fifteen colours below, for chain from 6mm to 24mm.
Price per pack of five, by chain size
| Chain size | Imperial | Pack of 5 | Made to order? |
|---|---|---|---|
| 6mm | 1/4" | £6.01 | In stock |
| 7mm | — | £6.68 | In stock |
| 8mm | 5/16" | £6.01 | In stock |
| 10mm | 3/8" | £6.68 | In stock |
| 12mm | 1/2" | £10.97 | In stock |
| 13mm | — | £22.03 | Custom made |
| 14mm | — | £22.03 | Custom made |
| 16mm | 5/8" | £34.73 | Custom made |
| 17mm | — | £38.98 | Custom made |
| 18mm | — | £38.98 | Custom made |
| 19mm | 3/4" | £32.48 | Custom made |
| 20mm | — | £32.48 | Custom made |
| 24mm | 1" | £66.00 | Custom made |
Prices inc. VAT. Trade accounts can be shown net — see wholesale.
The bit nobody else makes.
Colours on the chain only work if whoever is at the helm knows what they mean. The guide plate is the cross-reference: your colours down one side, your numbers down the other, mounted where you can see it while the chain is going out.
You build it yourself in about thirty seconds — cut the number tabs off the rack, press them flush into one column, slot the matching colour tabs opposite. The colours and numbers are moulded into the face, not printed, so nothing wears off whatever the plate goes through.
Standard plate — from £4.58
- 4 to 15 rows
- Two number sets: A·5·10·15·20·25·30·35·40·50·60·70·80·90·100·STOP or A·10·20·25·50·75·100·125·150·175·200·225·250·275·300·STOP
- One is included free with every pre-packed kit — buy spares for the bow and the flybridge
Custom plate — from £25.44
- A7 (74×105mm), A6 (105×148mm) or A5 (148×210mm)
- Black, white or silver backing
- Your boat's name in your own font, if you can supply the artwork or font file
- Any colour scheme and any sequence you like
13mm to 70mm, and the alternative to paint.
For stud link chain, fitted on deck in the marina without hauling the chain out. Eight colours plus SOLAS reflective tape so the markers read at night with a head torch, and a custom guide plate carrying the yacht's name.
Launched at METS 2025 and now on 82 superyachts. The largest chain we have quoted for so far is 78mm.
The rest of the ground tackle, in A4/316 stainless.
The connections between anchor, chain and bow roller. All A4/316 grade stainless, the same material as the screws in every marker set.
| Item | Sizes | Material | From |
|---|---|---|---|
| D shackle | 4 sizes | A4 / 316 | £3.12 |
| Bow shackle | 4 sizes | A4 / 316 | £3.42 |
| Twisted D shackle | 4 sizes | A4 / 316 | £5.10 |
| D shackle — socket head | 4 sizes | A4 / 316 | £5.34 |
| Chain hook | 6 / 8 / 10 / 12mm | A4 / 316 | £11.64 |
| Single swivel anchor connector | 4 sizes | A4 / 316 | £28.44 |
Chain hook load ratings
| Hook size | 6mm | 8mm | 10mm | 12mm |
|---|---|---|---|---|
| Min. break load (kN) | 26.7 | 35.6 | 44.5 | 64 |
| Min. break load (kg) | 2,723 | 3,630 | 4,538 | 6,526 |
| Safe working load (kg) | 681 | 908 | 1,135 | 1,632 |
SWL calculated on a 4:1 safety factor. Values are for guidance and should be verified for the intended application.

Chain hook
6 / 8 / 10 / 12mm
Hooks the chain to take the strain off the windlass, which is not designed to hold ground tackle load at anchor.

Swivel connector
Anchor to chain
Lets the anchor rotate as the boat swings, so the chain doesn't build twist through the night.

Shackles
D · Bow · Twisted · Socket head
Four patterns, four sizes each. The socket head takes an Allen key rather than a screwdriver blade.

Anchoright Keyfloat
11 colours · UK made
The one product here that has nothing to do with chain — and the one that will save you a very bad afternoon.
Keys go over the side. This one comes back.
Low profile enough to sit in a pocket without being a nuisance, and it has a boat-hook hole moulded into it — which is the difference between watching your engine keys float away and actually retrieving them.
- Eleven bright colours, so it is visible in the water
- Manufactured in the UK from eco-friendly renewables
- Supports a couple of engine keys plus a couple of saloon keys
Their words, not ours: don't put all your house and car keys on it and expect it to keep those up too.
Not sure what you need?
Tell us your chain and we'll tell you what to order.
Size, length, and the sequence you use now — that's all we need. No hard sell, and no gatekeeper on the phone.