Anfibio Sigma TXL • Top 10 mods & tips

Sigma TXL main page

Revised Summer 2023

I’ve owned the Anfibio Sigma TXL for well over a year now and am now on my second TXL+. I’ve done several day trips two-up, solo and some sailing. They’ve all helped give me ideas on how to refine the boat to my needs.
On purchase I got the optional Multimat airfloor, additional foam block seat, paddle leash and use my old Anfibio DeckPack on every trip. I also got a spare skeg patch and mounted a second skeg under the bow – it made things worse.
Here’s an annual reappraisal of the Sigma TXL followed by a list of modifications which have worked for me. Got packraft tips of your own? Let’s hear them.

Spacious solo
Light for its size
Room for 1.9 people
TubeBags very handy, even for day trips
Level solo trim (unlike Rebel 2K and similar)
Multimat floor’s benefits are noticeable (good to sleep on, too)
Broad, thick front seatbase spreads the load: less floor sag when solo
Thicker 420-D floor extension ‘bumpers’ over bow and stern
Variety of set-ups and sitting positions, solo or two-up.

Stock skeg mounted too high (or too small)
Inflatable front backrest lacks support
Optional foam seat block too hard
For me, the paddle leash was inferior to my regular mooring line
A dump valve in the seatbase would be nice (instant deflation)
Reduced floor space when two-up with Multimat (depends on your sizes)


Best Sigma TXL Modifications & Tips

1

Fit a thin foam backrest (+40g) for better support.
Fits with no mods bar some helpful zip-tie slip-rings at the back. Works best with a footrest (6).

2

Fit a skeg mount to the floor so it’s fully submerged. Needed for sailing.
Otherwise reversing the stock skeg improves submergence a bit, or make a bigger one.
[Both skegs shown, only one needed for paddling]

3

Knee straps improve boat connection both on flatwater and when waves get lively, plus they help bracing into a headwind and are handy lifting handles on land. Above is the old Anfibio version which requires gluing on 4 tabs as none of the stock ones line up or are robust enough. Anfibio do a ‘5-P’ thigh strap – even more gluing needed but better for whitewater.

4

Fit protective floor strakes before scratches get too bad (sea shore use; heavy paddler).
Any thick tape will do; I used expensive Gorilla Tape Patch & Go. but actually the TXL sits level, two up or solo, so this is not so clever or useful.

5

There’s a lot of volume in a TXL so a Flextailgear electric pump works away while you do other prep.
Using rubbery, self-amalgamating tape, I adapted a spare nozzle to fit both the Boston valve ports (top).
The soft grey adapter supplied (bottom left) fits the main port but could pull off and fall inside. If you use it, glue it on.

6

I tried a roll-top Anfibio Multibag Footrest but reverted to the simpler MRS footrest I used on my Nomad, with its overlong inflation hose. It creates a flat surface to push feet against for a good paddle draw.

7

Consider Anfibio’s Lite Seat base for two-up only (-176g). Besides being less than half the weight, the curved rear edge gives a little more footroom for the rear paddler compared to the broad, rectangular stock front seat base (see backrest picture 1).

8

The TXL’s frontmost tab mounts are close together. If you’re sailing with a WindPaddle or Anfibio AirSail/PackSail, consider a Transverse Bowsprit (‘stick’) so the sail’s mounts are spread wide. It stabilises the sail which can flutter side-to-side when winds get strong.

9

Initially I wasn’t convinced but now I am: the 900-gram Anfibio Multimat reduces sagging, especially solo, and helps the TXL glide. Yes, it’s another thing to have to carry and pump up, and I’ve already repaired mine once, but one time I paddled at 6kph on a calm sea for nearly an hour which I’m sure was made easier with the Multimat. Why Multimat? You can sleep on it too.

10

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