The Kel-Tec belt clip (assuming you're referring to that, and not the magazine) can be found for $11.15 at the store on their official website. I cannot post URLs in here, but doing a web search for "Kel Tec" with any search engine should lead you directly to the website. There are several menu options which go across the top of the website, one of which is "Store".
50-100 USD
50-75 usd
Magazine clips for a Davis P32 caliber handgun can be found at gun stores, online gun retailers, and at gun shows. Make sure to verify compatibility with your specific handgun model before purchasing.
http://www.kel-tec-cnc.com/p32.htm
32 ACP
P2nr sin180n and p32 n4 find r
You have to push in the firing pin on the back and slide the assembly forward. Once the assembly moves forward the top of the gun should lift off. Be careful, there are lots of small pieces and springs inside.
There is no Walther P32. You either have a PP or PPk in 7.65mm aka 32 Auto. There is no reliable way to value with just the limited information you have given. "German army marking" is to vague. Need a detailed description of all markings, finish, condition, box, papers, accessories, etc.. You could be in the 100-1000 USD or more range.
My motorhome is a 2004 Itasca on a workhorse P32 chassis. The fuel pump is inside the fuel tank. I'm in the process of changing it right now.
Try e-gunparts.com
The order of half-life from shortest to longest is: P32 (phosphorus-32), S35 (sulfur-35), C14 (carbon-14), and H3 (tritium).
you connect another p32 [or other]