Landing or Seating Profiles: 2 or 3 cup hold down, tubing stop, collar stop, latch down/collet, floating no-go 

Material Types: Alloy Steel or Stainless Steel 

Spring Types: Standard duty or Ultra duty 

Available Sizes: 1-1/2, 2-1/16, 2-3/8, 2-7/8, 3-½