Hawkins Precision Featherweight Savage 110/Stiller 30mm Scope Rings Medium 0.5in Black. Machined out of a single piece of billet aluminum these rings weigh in between 2-3 ounces and are rated for up to magnum caliber firearms. Featherweights are available in 1" and 30mm diameters in Low / MED / High heights. They come with 6-48 and 8-40 screws allowing them to work on any action regardless of thread pitch. If youre looking for the most robust and light set of rings on the market you just found them. Specifications for Hawkins Precision Featherweight Savage 110/Stiller 30mm Scope Rings: Manufacturer: Hawkins Precision Tube Diameter: 30 mm Quantity: 1 Condition: New Color: Black Features of Hawkins Precision Featherweight Savage 110/Stiller 30mm Scope Rings Will fit these rifles and actions: Stiller TAC and Predator Actions Lone Peak Razor/Razor Ti Kelbly Atlas/Atlas Lite Zermatt Ti3 / Origin / SR3 / TL3 Pierce Engineering Steel and Titanium Pure Precision SKLTN Summit and Summit Ti Kauger Arms VPR SST Weatherby 307 Mack Bros EVO SS Tuebor Legion/Legion Ti Savage 110/Ultralight BAT Machine Igniter Package Contents: Hawkins Precision Featherweight Savage 110/Stiller 30mm Scope Rings Hawkins Precision 730-M-STIL-72-5: Featherweight Savage 110/Stiller 30mm Scope Rings Medium 0.5in Black