This video Explains the process to Completely Disassemble and Reassemble a Walther PPK or PPKS in this case. may also help with the FEG PA63 9X18Mak as they are a Copy of the PPK. Check out our website https: http://www.johnsoncustomsllc.com please subscribe and like us on facebook https://www.facebook.com/JohnsonCustomsLLCautobodyandpaint