What do the 'M' numbers like M8 or M10 refer to?

The 'M' number tells you the diameter of the shackle's threaded pin in millimetres. An M8 shackle has an 8mm pin, and an M10 has a 10mm pin. You should choose the size that fits the chain link or attachment point you're connecting to.

Is this 304 stainless steel shackle okay for use on my boat?

Yes, it's a good choice for many marine jobs. The 304 grade stainless steel offers solid corrosion resistance in most outdoor and freshwater environments. It's commonly used for general boat rigging and hardware.

Can I use this D-shackle for pulling from the side?

No, these are designed for in-line tension only. A D-shackle is strongest when pulled in a straight line. Applying significant side loads can cause it to bend or twist, so you should only use it for straight-line connections.

Steel Bow Shackle | M10 Screw Pin | For Boat Anchor Rigging

Name: Steel Bow Shackle | M10 Screw Pin | For Boat Anchor Rigging
Brand: Compel
SKU: SHAC-00003
Price: 5.95 USD
Availability: InStock
Rating: 4.9 (114 reviews)

Stock #:CMP-04583

SKU:SHAC-00003

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Steel Bow Shackle | M10 Screw Pin | For Boat Anchor Rigging

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Questions about this product

What do the 'M' numbers like M8 or M10 refer to?: The 'M' number tells you the diameter of the shackle's threaded pin in millimetres. An M8 shackle has an 8mm pin, and an M10 has a 10mm pin. You should choose the size that fits the chain link or attachment point you're connecting to.
Is this 304 stainless steel shackle okay for use on my boat?: Yes, it's a good choice for many marine jobs. The 304 grade stainless steel offers solid corrosion resistance in most outdoor and freshwater environments. It's commonly used for general boat rigging and hardware.
Can I use this D-shackle for pulling from the side?: No, these are designed for in-line tension only. A D-shackle is strongest when pulled in a straight line. Applying significant side loads can cause it to bend or twist, so you should only use it for straight-line connections.

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M12 304 stainless steel D type shackle, a short paragraph rigging component, also known as a bow shackle.

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Price$5.95

Rating4.9(114)

Sold1,000+

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This bow shackle is a key piece of boat rigging hardware for making strong, dependable connections. It's made from 304 stainless steel for good rust resistance in marine settings. The screw pin design allows for quick attachment or removal where you need a solid link. Features and Benefits - 304 stainless steel body - Offers a good mix of strength and protection against rust in fresh and saltwater. - Threaded screw pin - Stays tight to prevent opening under load but can be removed when needed. - Stamped sizing - Each shackle has its metric size (M4, M5, etc.) marked, so you can easily find the right one for your task. - D-shaped design - Good for connecting a single line or chain in a straight pull, like attaching a snubber or anchor rode. Applications - Anchor connections - Use it to connect your anchor chain or rope rode directly to the anchor. - Rigging attachment point - Securely attach blocks, turnbuckles, or stays to padeyes and other deck fittings. - Sail and halyard links - Connects a halyard to the top of a mainsail or jib for a strong, low-profile join.

Size Options: M4, M5, M8, M10, M12. Material: 304 Stainless Steel. Application: Boat Rigging Hardware. Length: Short Paragraph. Pin Diameter: 1/4 inch. Shackle Type: D Type. Nominal Size: 1/4 inch (equivalent to M6-M8 range). Pin Diameter (M10): 10 mm. Pin Diameter (M12): 12 mm. Pin Diameter (M4): 4 mm. Pin Diameter (M5): 5 mm. Pin Diameter (M8): 8 mm. Sizes Available: M4, M5, M8, M10, M12. Material: 304 Stainless Steel. Application: Boat Rigging Hardware. Corrosion Resistance: High. Customization: Yes. DIY Supplies: Metalworking. High-Concerned Chemical: None. Product Type: D Type Shackle. Shackle Type: Short Paragraph Rigging. Q: What are the inside dimensions of the M10 D-shackle? A: The M10 model uses a 10mm diameter pin. The internal opening is 20mm wide and has a length of 40mm from the pin to the inside of the 'D'.. Q: What are the inside dimensions of the M10 D-shackle? A: The M10 model uses a 10mm diameter pin. The internal opening is 20mm wide and has a length of 40mm from the pin to the inside of the 'D'.. Q: What are the inside dimensions of the M10 D-shackle? A: The M10 model uses a 10mm diameter pin. The internal opening is 20mm wide and has a length of 40mm from the pin to the inside of the 'D'.. Q: What kind of material are these shackles made from? A: These are forged from 304 stainless steel, which makes them strong and resistant to corrosion. They are a solid choice for boat rigging and other outdoor hardware needs.. Q: What kind of material are these shackles made from? A: These are forged from 304 stainless steel, which makes them strong and resistant to corrosion. They are a solid choice for boat rigging and other outdoor hardware needs.. Q: What kind of material are these shackles made from? A: These are forged from 304 stainless steel, which makes them strong and resistant to corrosion. They are a solid choice for boat rigging and other outdoor hardware needs.. Q: I need to connect two lines to a single point. Is this the right shackle? A: This is a D-shackle, which works best for in-line connections with a single anchor point. For connecting multiple lines from different angles, you'd be better off with a bow shackle, which has a wider, more rounded shape.. Q: I need to connect two lines to a single point. Is this the right shackle? A: This is a D-shackle, which works best for in-line connections with a single anchor point. For connecting multiple lines from different angles, you'd be better off with a bow shackle, which has a wider, more rounded shape.. Q: I need to connect two lines to a single point. Is this the right shackle? A: This is a D-shackle, which works best for in-line connections with a single anchor point. For connecting multiple lines from different angles, you'd be better off with a bow shackle, which has a wider, more rounded shape.. Q: What is the breaking strength of the M12 version? A: The M12 shackle has a minimum breaking load of 4500 kg (about 9920 lbs). For safety, the safe working load is typically considered to be about one-fifth of that breaking strength.. Q: What is the breaking strength of the M12 version? A: The M12 shackle has a minimum breaking load of 4500 kg (about 9920 lbs). For safety, the safe working load is typically considered to be about one-fifth of that breaking strength.. Q: What is the breaking strength of the M12 version? A: The M12 shackle has a minimum breaking load of 4500 kg (about 9920 lbs). For safety, the safe working load is typically considered to be about one-fifth of that breaking strength.. Q: Does the screw pin lock in place, or can it vibrate loose? A: The pin screws directly into the shackle body. For permanent or high-vibration installations, we recommend using a thread-locking compound or seizing the pin with wire to ensure it doesn't back out.. Q: Does the screw pin lock in place, or can it vibrate loose? A: The pin screws directly into the shackle body. For permanent or high-vibration installations, we recommend using a thread-locking compound or seizing the pin with wire to ensure it doesn't back out.. Q: Does the screw pin lock in place, or can it vibrate loose? A: The pin screws directly into the shackle body. For permanent or high-vibration installations, we recommend using a thread-locking compound or seizing the pin with wire to ensure it doesn't back out..

Steel Bow Shackle | M10 Screw Pin | For Boat Anchor Rigging

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