Nipple: .270-28 thread ~antique Burnside Carbine~ musket cap, hardened steel, 1/4" lug

Use the Specifications Tab above the image and look under Brand of Manufacturer to see recommended models this nipple fits.

• Cone length: 0.390"
• Thread journal length: 0.170"
• Overall length: 0.560"
• Diameter of base: 0.400"