Broke my rubber O ring at the flash hider during cleaning, Just order couple from Umarex ($2.75/ea) so just measure them and found alot of these O ring on internet ($5.00/200 pcs). Here is the O ring dimension ID: 7mm CS (width): 1mm Hope this help ;D
I broke the rubber O ring at the flash hider during cleaning, found some rubber O ring at ACE but it a little bigger, is that OK to use that O ring or I have to call Ukarex to oder new ring?