Product Description
When ribs are separated into 3 pieces, a fourth doubler is required to reinforce the spar hole opening.
- Doubler for left hand flanged ribs
- Applicability: Piper J-3, J-5C, PA-11, PA-12, PA-14, PA-15/17, PA-16, PA-18 (95, 105, 125, 135, 150 hp), PA-20 (115, 125, 135 hp), PA-22 (108, 125, 135, 150, 160 hp)
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