Piranha Mercury Hub Assembly MA4 Mercury Hub Assembly | Piranha Propellers MA4 Mercruiser: 280.0, 270.0, 265.0, 260.0, 255.0, 250.0, 240.0, 235.0, 233.0, 230.0, 228.0, 225.0, 220.0, 215.0, 210.0, 205.0, 200.0, 198.0, 190.0, 188.0, 185.0, 180.0, 175.0, 170.0, 165.0, 160.0, 155.0, 150.0, 140.0, 135.0, 130.0, 120.0, 116.0, 115.0, 113.4, 113.2, 113.1, 113.0, 100.0 HP Mercury: 300.0, 280.0, 275.0, 265.0, 260.0, 250.0, 225.0, 200.0, 175.0, 150.0, 140.0, 135.0 HP Mariner: 275.0, 250.0, 225.0, 200.0, 175.0, 150.0, 140.0, 135.0 HP This assembly includes: (1) AM4 Center Hub (1) RCM4 Rear Cap (1) Greasepkt(1) redlabel (1) Piranha Sticker (1) Info Brochure (1) Instruction Booklet