Mine just use the collar. No o ring but I have the extremes. Only ones I had cone loose was when annoying a deer or the dirt below them. Great improvement. Did try it on my block target also.


Nothing ventured, nothing gained.

My phone screen does not always work right, usually a lot of misspelled words....

Need Help Posting Pics for Aldeer--

http://www.aldeer.com/forum/ubbthreads.php?ubb=showflat&Number=2447421#Post2447421