New gun, new perspectives: RWS 54 Air King .22 cal

The cycle begins yet again: a new "toy" to familiarize myself with and indulge in some spring piston problem-solving. I'm not a fan of "recoilless" springer rifles, but with the recent Umarex sale I figured I could give it a shot.

So where do we begin... Let's take it from the top. Literally.

Preparing the proprietary scope rail for the RWS Lockdown mount:

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A couple .010" thick x 3/16" diameter steel shim discs (2 sets on the left)were stacked above an identical sized, single disc of plastic (a pair on the right). Each triple stack was then placed in each of the 2 recoil pin arrestor holes to protect the receiver tube and scope rail from the arrestor pins and tighten up the tolerances. Whipped up a couple bushings (middle of pic) to fit on the pin tips emerging from the bottom of the mount- another layer of protection.

Plastic first to protect the metal:

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Followed by steel: 

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Once arrestor pins were set at the ideal depth, I fit the bushings to the recoil arrestor pins. Mount now in position, and the arrestor pins snugged against the steel discs. Before the clamping base screws were tightened the mount was slid rearward until I felt the bushing compress; no metal to metal contact, felt secure & solid.

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I mounted a Sightron SIII Big Sky 6-24 1" tube with Mil-Dot reticle. I'll shoot it in stock configuration for several hundred shots while I become intimately aquainted with this impressive and time tested platform. There's still a bit of smoke coming out of the barrel (but no cracking detonation) and ample feedback via the tight buzz (likely due to lack of a tophat and loose mainspring to rear guide fit), but so far the accuracy shows real potential.

Here she is, scoped and ready:

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In due time I look forward to addressing the powerplant, barrel, recoil managing sled and trigger. The RWS 54 Air King with its peculiarities will surely make for an interesting ongoing project. I'll try to keep an open, fresh mind. There's a certain enjoyment in seeing things (weak points) through new eyes then deciding which steps to take in order to reach a desired outcome. Let's see how it goes!

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Thanks for looking,

J


 
Congratulations on your new rifle. It looks like a real beauty and I'm looking forward to updates on how it shoots.

Thanks! Will do Mr. Moog, I'll update here with my findings and share pics as well as short videos of the firing behaviour. I want to have a record of how it fired/behaved in stock form compared to how it will perform in the future after "getting under the hood"🤓😉
 
Yours looks better than the manufacturer pics for some reason? And, I’m not referring to the wood; I mean overall. The factory pics make it look oddly stretched-out.

I would have liked to pick one up, but my other hobbies took all of the cash this year.

top

If you're referring to Umarex USA's pics of the gun, IMO the all white background makes the gun seem a bit long. Having some other things in the photo (background, wood panels, etc) or even a scope mounted gives a better sense of proportion.
 
Here's my D54 in TH furniture. Go do it Diesel, ordered myself the TH stock from Pyramyd and transformed my 54 into a 56TH. A bit heavier but much more ergonomic, apart from the good looks. Only thing done to it is installation of the Vortek PG-2 kit with a special piston seal done by a local tuner and the minor recommended rail mods, A sweet shooting springer. And Gents, eat you hearts out, ...........................................it's in .20 cal, one the "Hector Specials"!😉 

When Mr. Piston is finished with his', gonna have to find a way of smuggling out all that good "top secret" tuning info to use on my 54.

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prfleetsvs,

Thanks for sharing some pics of that special springer. I noticed in the pic showing "16 of 30" that the action has a matte finish, similar to the D56 and RWS 34 Meister Shutze Compact Pro. Never knew the .20 special run had that finish- I like it!


I've got too many irons in the fire at the moment as you know😉, but I'm looking forward to working on my Air King soon.

Salud!


 
The midnight oil was burnt last night 🔥🤓

My guiding principles were: "...in order to form a more perfect recoil managing sled system, establish consistency, insure dependability, provide for a truly refined marskmanship experience, promote the general understanding that this particular rifle was intended and best suited to be a high power, USA spec, spring piston platform..." 🤔😂

I'll share details of work performed later, but here are some pics showing some accuracy and testing results post sled refimement. Internals are factory stock, untouched. 

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Starting from top to bottom, each hash mark represents the end position of the aftmost part of the action after firing. The solid line on the right is the fwd most position of the action with the ball bearing of the rear side secured in it's recess. The solid line on the left represents the aft most position of the action. 

JSB Jumbo Express 14.3 gn (hash marks on the right) and Air Arms Diabolo Field 16 gn (hash marks on the left- note I mistakenly wrote 18 gn, 16 gn AA were used) pellets were used. 5 shots per pellet, 5 hash marks. In the pic below, the action is in the fwd most position, and the recoil distance can be seen for each pellet shot:

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And here the action is in the aft most position:

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.34" rearward travel with JSB 14.3 gn

.40" rearward travel with AADF 16 gn

Having fun with this project (more than expected)!
 
Early this morning I made some more adjustments including a modification to the recoil managing sled system and had more trigger time to test things. The barrel was freshly cleaned yesterday, and I put about 10 pellets through it before shooting 4 consecutive groups at 25 yards, seated FT position, this time using JSB 14.3 gn pellets.

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The shots circled with dotted lines are exit hole shots from using the other side of the box😆.

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Closer look at the 1st and 2nd group:

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And groups 3 and 4:

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During the last 3 shots of group 3 (same hole) I had the "aha moment" and pulled my head out of my a$#, successfully commanding my supporting hand and fingers, as well as my trigger hand to do exactly what I wanted them to do. 

Group 4 shows some promising results: 5 shots measuring .39" c-t-c. Note that in groups 1-3 there are three shots touching or overlapping. In group 4 it's hard to make out because of the ragged torn carboard, but three shots also either touched or overlapped.

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And a stainless steel washer with a .50" center hole for reference:

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Remember, the action of this gun is bone stock untouched. From what I've seen through the cocking slot it's bone dry (which is identical to a new RWS 34 MeisterSchutze Pro I recently stripped). 

So far, so good. So much more to learn🧐🤓