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The Nautilus Project

This has been an on-going project for some time here at Barnes Pneumatic. Hope you enjoy seeing this completed Buttflask PCP rifle ...

The flask itself was the result of years of development. Things are alittle different than they were in the 18th century. I went to every length to make certain that a safe, modern flask (with redundant fail-safe devices) was within my shop's capacity to produce.

 

This one is quick fill .... flask on or off the rifle.

Within the flask is an overfill regulator. Set to "weep" if filled above designated working pressure and reset again at working pressure. Along with the firing valve assembly, this means the flask carries three complete valves ... thus ... the Barnes "Tri-Valve" flask label.

 

You'll note the flask is covered in hand stitched, wet molded, dyed/polished/waxed heavy weight leather. Something I learned from making custom knife sheaths many years ago.

 

Note the way the leather was molded over the dome.

 

Yes - the rifle takes down - while under pressure. It machine threads together and self indexes at the correct lock-up point.

The rear sight. Solid brass machined parts. Adjustable for elevation and windage. Several dovetails are also cut into the barrel for various configurations of scopes (when alone in the woods - ha ha) or alternative sights. Also, note the machined and fitted solid brass "wedding ring" band I use to mate forestock to barrel.

Another angle on the adjustable Barnes rear sight unit.

 

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The front sight features Dual Ghost Rings for yardage options.

 

Also - a horizon plane is integral with the barrel cap and sight.

 

Jeweled filework details ...

 

Some nice Tiger Striped Walnut on the forestock

 

Forestock blended and molded to the steel ...

The fill cap also has a machined button to accept a shoulder strap if desired.

 

 

The extension contains the fill valve and provides a comfortable grip as well.

 

The trigger housing/guard started out as billet stock. Yes, I know ... the same old thing you see everywhere ... sorry ... ;?)

The shop drawings tell me I designed this rifle in August of 1998. I first took the rifle to the range 18 months ago and printed some targets. We'll get it back out there asap, now that it's complete.

Oh yes ... it can be configured for five different power bands. Can shoot a variety of Barnes 32 caliber slugs from about 66 - 135 grains. More on that later.

Hope you've enjoyed a look at something alittle out of the ordinary. It keeps life interesting. I guess you can tell this is one of the "Signature Pcs." that I make from time to time.

Thanks for taking a look... ;?)

Gary

 direct e-mail link: Nautilus@glbarnes.com

During the Build I've posted these four other related pages ...

Nautilus

Nautilus 2

Nautilus 3

Classic Reservoirs