View cart “TKS Sealing Ring” has been added to your cart. Back Up Ring$2.13 Back Up Ring. 2 in stock Back Up Ring quantity Add to cart Like Tweet Pin it SKU: 8-329N300-9 Category: Seals Tags: Back Up, Ring Additional information Additional information Weight 1 lbs Dimensions 9 × 7 × 1 in Brand Diamond, Mooney, Piper, Other Related products $35.71 Diamond, Mooney, Piper, OtherOil Gauge Lock Ring Add to cart $0.18 Diamond, Mooney, Piper, OtherRing Add to cart $1.47 Diamond, Mooney, Piper, OtherBack Up Ring Read more $68.40 DiamondSnap Ring Add to cart