Deringer 4-6" Complete Rubber Repair

​Compatible with:

• • Deringer 4" 
  • • Model 20X / 20GX 
    • Model 30X / 30GX
  • Deringer 6" 
  • • Model 20 / 20G 
    • Model 30 / 30G

​Kit Includes: Both Check Disc, Check O-rings, and Cover Seal.

​**ONE KIT REPAIRS BOTH CHECK VALVES