

CM Super Strong Screw Pin Anchor Shackles
★★★★⯨4.8 (75 reviews)Overview
The CM Super Strong Screw Pin Anchor Shackles rated at 3,000-40,000 lb is built for industrial and material-handling work. Specifications include design factor of 6:1 (screw pin), origin of Made in USA, weight of 0.3-17.2 lb. Request a quote for bulk pricing. Freight and lead time are confirmed at checkout, and business leasing is available.
Specifications
| Design Factor | 6:1 (screw pin) |
| Material | Domestic (USA) microalloy steel body; alloy quenched & tempered pin |
| Standards | Meets ASME B30.26; meets dimensional and exceeds performance requirements of RR-C-271 |
| Origin | Made in USA |
| Brand | CM |
| Shipping | Free · freight ETA at checkout |
Specifications by size
Manufacturer-published figures for each of the 11 sizes in this range.
Show all 11 sizes
| Size | Capacity | Weight | Product Code |
|---|---|---|---|
| 3/8" | 3,000 lb (1-1/2 short ton) | 0.30 lb | M648 |
| 7/16" | 4,000 lb (2 short ton) | 0.50 lb | M649 |
| 1/2" | 6,000 lb (3 short ton) | 0.75 lb | M650 |
| 5/8" | 9,000 lb (4-1/2 short ton) | 1.30 lb | M651 |
| 3/4" | 13,000 lb (6-1/2 short ton) | 2.30 lb | M652 |
| 7/8" | 17,000 lb (8-1/2 short ton) | 3.50 lb | M653 |
| 1" | 20,000 lb (10 short ton) | 5.00 lb | M654 |
| 1-1/8" | 24,000 lb (12 short ton) | 7.00 lb | M655 |
| 1-1/4" | 28,000 lb (14 short ton) | 9.50 lb | M656 |
| 1-3/8" | 34,000 lb (17 short ton) | 12.50 lb | M666 |
| 1-1/2" | 40,000 lb (20 short ton) | 17.20 lb | M657 |
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Ordering, trade & export
The answers trade buyers ask for before they order.
Can I order from outside the US?+
Yes. We ship freight worldwide and handle the export paperwork. Request a quote and we will confirm freight to your country and port.
Can I order tax-exempt or use a resale certificate?+
Yes. Send your resale or tax-exemption certificate before checkout and we will process the order tax-exempt.
Do I get a certificate with my item?+
Certified rigging and lifting products ship with the manufacturer certificate and proof-test documentation. Tell us if you need specific certs and we will confirm before you order.
Can you price-match or beat an existing quote?+
Yes. Send us a competitor written quote and we will match or beat it wherever we can. Use Request a Quote or call us.
When will I get my order?+
Ships in 5-10 business days; we confirm your freight ETA before dispatch. Freight transit time is added at checkout and we confirm a delivery ETA before your order ships.
Customer Reviews
Rep talked capacity and duty cycle like they'd used it. Closed the deal.
Got a bulk quote back same day and it beat two other suppliers. Freight showed up on the promised date.
Set up a business account with net-30, submitted a PO, done. Freight nationwide as promised.
Heavy-duty build, arrived crated and undamaged. Will order again for the next site.
Buying Help
Questions? Request a Quote
Our experts help you choose before you buy. Call 929-673-0062.






