Product Features   • 3 1/4" length 1 3/8" inside diameter cage - most popular size • 5 ring sizes - 1 1/2"I.D., 1 5/8"I.D., 1 3/4"I.D., 1 7/8"I.D., 2"I.D. • Package includes: 1 cage portion; 5 different size rings; Locking pins and...