Comparison : Item # 4-4 T7HOA-SS, T7HOA MPI™ Tube Stub to Male SAE O-ring
Item # 4-6 T7HOA-SS, T7HOA MPI™ Tube Stub to Male SAE O-ring
Item # 4-8 T7HOA-SS, T7HOA MPI™ Tube Stub to Male SAE O-ring
Item # 6-4 T7HOA-SS, T7HOA MPI™ Tube Stub to Male SAE O-ring
Item # 6-6 T7HOA-SS, T7HOA MPI™ Tube Stub to Male SAE O-ring