Gun Classifieds, Military Collectibles, Buy and Sell Online Search for: Advanced Search Place Ad Browse Ads Search Ads Marlin model 50, 55 , and 512, 12 Gauge Shotgun Magazine Click to enlarge image. Contact Information Contact Hop River Trading Phone: 8608060047 Visit Website Price: $ 30.00 More Information Marlin model 50, 55, and 512, 12 gauge shotgun magazine. This is in Excellent condition. Shipping on this item is fixed at $10.00. 2022-11-11