After I got my 20ga Shockwave, I looked for a shell holder. Turns out that specific 20ga models are rare. Ended up ordering one from
https://www.browncoattactical.com/product-p/h-shell.htm
Its an adhesive Velcro mount. Never heard of them before, but did some searching and found out that many people liked them. Liked this one well enough to order a coyete(tan) version for my 20ga wood stocked, 18.5" barreled 500. I'll try to get a pic of the tan version up tomorrow.
https://www.browncoattactical.com/product-p/h-shell.htm
Its an adhesive Velcro mount. Never heard of them before, but did some searching and found out that many people liked them. Liked this one well enough to order a coyete(tan) version for my 20ga wood stocked, 18.5" barreled 500. I'll try to get a pic of the tan version up tomorrow.