{"product_id":"qbp858905","title":"Volvo Penta J4 Duoprop Set (21924264)","description":"\u003cp\u003eThe Volvo Penta Duoprop 21924264 J4 SET - its performance, durability, and comfort have all been prioritized during the design process. The J series is comprised of a high-strength aluminum alloy with four layers of corrosion protective paint. Innovative blade design and huge active propeller diameter ensure ideal performance and fuel efficiency, as well as smooth running, great grip, and maneuverability. The front propeller has three blades, and the back propeller has four blades.\u003c\/p\u003e \u003cp\u003eKey Features:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cp\u003eBlade geometry is patented, and the active propeller diameter is huge.\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eAluminum alloy with high strength and durability.\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eAnti-corrosion properties are outstanding.\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eThe front propeller has three blades, and the back propeller has four blades.\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eIdeal replacement for type A and type B propellers.\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eNote: In engines with more than 240 horsepower or capable of speeds more than 38 knots, always utilize type C stainless steel propellers (45 mph).\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cp\u003eA Series numbering is almost equivalent to J-Series numbering, i.e. A5 = J5.\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eB Series numbering (approximately) correlates to one size larger J-Series numbering, e.g. B5 = J6.\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eThe same propeller cone, propeller nuts, and washers are used as in the A and B series.\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eNote: On the same drive, do not mix J-Series with the A or B series. Only utilize the same propeller type on both drives for twin applications.\u003c\/p\u003e \u003cp\u003eSpecifications:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cp\u003eSKU: 21924264\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eWeight: 17.00 LBS\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eMaterial: Aluminum\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eNo. of Blades: 3 and 4\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eRotation: Left-hand and right-hand\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003ePosition: Set\u003c\/p\u003e\u003c\/li\u003e \u003cli\u003e\u003cp\u003eDuoprop Type: J4\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cbr\u003e \u003cp\u003eVolvo Penta Exploded view \/ schematic Duoprop Propeller, Aluminum, J Series\u003c\/p\u003e \u003ch4\u003eThis product replaces:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eJ4S, J4\u003c\/li\u003e \u003c\/ul\u003e","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":52024200528053,"sku":"QBP858905","price":1340.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/8171\/1029\/files\/1253109_qbp858905.jpg?v=1763267081","url":"https:\/\/www.qualityboatparts.com\/products\/qbp858905","provider":"Quality Boat Parts","version":"1.0","type":"link"}