SKU: 29030155683

Turning Point Express Mach4 - Left Hand - Stainless Steel Propeller - EX-1515-4L - 4-Blade - 15" x 15 Pitch [31501542]

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Description

Turning Point Express Mach4 - Left Hand - Stainless Steel Propeller - EX-1515-4L - 4-Blade - 15" x 15 Pitch [31501542]Express Mach4 Left Hand Stainless Steel Propeller EX 1515 4L 4 Blade 15" x 15 Pitch The Prop that put the "four" in Perfourmance! Turning Point's Four Blade revolutionized the propeller market when it was introduced. No one had ever produced a propeller with two different blade shapes (they call it Dual Geometry) for 90 300+hp applications. This prop is uniquely engineered with two blade geometries: (diagram label 2)two blades utilize the Hustler high

Express® Mach4™ - Left Hand - Stainless Steel Propeller - EX-1515-4L - 4-Blade - 15" x 15 Pitch

The Prop that put the "four" in Perfourmance! Turning Point's Four Blade revolutionized the propeller market when it was introduced. No one had ever produced a propeller with two different blade shapes (they call it Dual Geometry) for 90-300+hp applications. This prop is uniquely engineered with two blade geometries: (diagram label 2)two blades utilize the Hustler high performance variable rake and aggressive pitch design for incredible hole shot and cornering, and (diagram label 1) two blades utilize an offshore style design for high speed and maximum stern lift.

These props re-wrote the rules, proving that you can run a four blade that has unprecedented hole shot, handling, and rough water stability without the top-end speed loss you experience with other manufacturers’ propellers.

Now manufactured in our Industry leading TP17 stainless, the Express Mach4 series is perfect for any application that demands enhanced acceleration, cornering, and load carrying capabilities. This prop series is ideally suited for watersports, sterndrive boats, tri-toons, bay boats, and any vessel that can use stern lift. It is our best upgrade of older stainless designs from the 70’s, 80’s, 90’s, and ’00’s, and will outrun most newer props, including five blade ski props.

Proprietary Stainless Steel, TP17™

Formulated to meet the exacting requirements of the New Express Mach3 and Mach4 designs. 20% higher chromium content than the competition - more shine, better corrosion resistance. Almost 250% Stronger and 5X more durable than run-of-the-mill stainless steel. This new material allows Turning Point's Engineers and Designers the freedom to produce radical new designs that will help you wring the most performance out of your boat.

Large Free Flowing Exhaust Ports

Turning Point's Propeller Housings have massive Exhaust flow pathways. Their Propellers have 40% more exhaust flow Area versus competitive product. More exhaust flow and less backpressure can generate more horsepower. Like headers for your boat.

Turning Point manufactures Express propellers to fit 9.9(bigfoot)-300+hp Evinrude®, Force®, Honda®, Johnson®, Mariner®, Mercruiser®, Mercury®, Nissan®, OMC®, Parsun®, Suzuki®, Tohatsu®, Volvo® Penta®, and Yamaha® Outboards and Sterndrives. Choose one of our Lifetime Warranty MasterGuard Installation Kits to fit your engine, then choose the propeller that matches your boating requirements. There are 3 and 4 blade, left and right rotation prop models with a variety of diameter and pitch options available for almost all boat types. Turning Point's Props Run Faster, Pull Harder, and Handle Better.

Note: A Hub Kit is required for installation of this propeller. See the Turning Point Selection Chart or the Prop Wizard™ for hub kit selection.

WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Specifications:

  • Pitch: 15
  • Material: Stainless Steel
  • Diameter (Inches): 15"
  • Rotation: Left
  • Box Dimensions: 8"H x 16"W x 16"L WT: 17.7 lbs
  • UPC: 652480200786

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Exchange/Return Notes
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SKU: 29030155683

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Dallas, US
★★★★★ 5
BoYoYo Interactive Dog Puzzle Toy – Daily Slow Feeder That Actually Keeps My Dog Engaged
Color: Yellow
This is one of the few dog products I’ve repurchased—and I use it every day as both a slow feeder and enrichment toy. I have a high-energy dog, and most puzzle toys get solved in seconds. This one is different because of the rolling, unpredictable movement. Instead of just opening compartments, my dog has to actively work to release the food, which keeps him engaged much longer. What stands out: • Works as a true slow feeder: I use this for full meals (not just treats), and it significantly slows eating compared to a bowl. • Higher engagement than standard puzzles: The movement adds a challenge that flat boards don’t have. • Holds up to regular use: I use this daily for meals, and it’s held up well. My dog hasn’t tried to destroy it, but it’s been more durable than most enrichment toys I’ve used. Things to know: • It can be a bit noisy on hard floors because it rolls. • You need a little open space for it to work properly. • Not indestructible—best used with supervision if your dog is a heavy chewer. Bottom line: If you’re looking for something that actually doubles as a slow feeder and keeps your dog mentally engaged, this is one of the few that’s held up in our daily routine. The fact that I’ve bought it twice says everything.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 24, 2026
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deej
Omaha, US
★★★★★ 5
Great fun.
Color: Yellow
Very sturdy and enjoyable. Easy to clean too. My pups get so excited when they see me get it out of the pantry. Money well spent
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Reviewed in the United States on May 9, 2026
K
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Kindle Customer
New York, US
★★★★★ 3
Not for an aggressive chewer like my dog.
Color: Yellow
Loved the idea of this but it didn't last long. My dog is an aggressive chewer and she only used this a few times before she had it chewed to the point where one of the tops didn't fit anymore. I was disappointed because she did seem to like it.
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Reviewed in the United States on May 27, 2026
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Amazon Customer
Birmingham, US
★★★★★ 5
Very useful, will buy again!
Color: Yellow
My retriever puppy loves this tumble feeder! We do discourage chewing on it so we haven't had any issues with it popping open or breaking (yet), but he loves it so much I will likely replace it when it inevitably dies. It is small so for my puppy I have to refill it a few times if using to feed him a meal, but it's worth it to keep him so busy!!!
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Reviewed in the United States on May 12, 2026
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Kathy Landers
Whiting, US
★★★★★ 4
Fun toy!
Color: Yellow
My dog enjoyed this rolling around leaving treats on the floor!
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Reviewed in the United States on June 10, 2026

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