Collagen Casings take the place of using natural hog or sheep casings

The 21mm size are great for breakfast sausage

MORE RELOADS PER CASE

More detailed information such as the G7 ballistic coefficient and long range dope calculated in MOA & MILS can be found here under the BALLISTICS tab below

GARMIN AMPS Rugged Mount w/Audio/Power - Montana Saltwater Tackle Collagen Casings take the placeAMPS Rugged Mount with Audio Power Cable for Montana 600 and 276 Series Take advantage of Montana's versatility. Mount your Montana on your motorcycle or ATV and take it on the road. This kit includes the mount, hardware (AMPS arm ball socket sold separately) and a cable with bare power audio data wires. Compatible Devices: Montana & Reg Series