With this adaptor, you can use Burris Zee Rings on your Ruger® rifle or handgun. It properly anchors and aligns your scope so you can consistently put rounds on the target.
410990: Compatible with M77 and Super RedHawk
410991: Compatible with Number One, 77/22, 77ML, 77/44, Mini 14, RedHawk
410992: Compatible with M77, for use with Eliminator Laser Scopes.
2020 Burris Optics Catalog
February 10, 2020