C-Series front and rear combo package. C400 Magnetic front model M400 and rear model TS1002. Fits Winchester 1300, 1400, Super X2 and Mossberg. Fits ribs from .328" to .437" (21/64" to 7/16") (8.3mm to 11.1mm).
WARNING: To the state of California, this product is known to have chemicals that cause cancer, birth defects, and harm to the reproductive system.