Customer Service: info@jlm-marine.com
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Most new, unused items may be returned within 7 days of delivery, subject to our Returns Policy. A 20% processing/restocking fee may apply for returns that are not the result of our error. Original shipping charges are non-refundable.
If the return is due to our mistake (incorrect or defective item), we will cover the return shipping cost and issue a full refund.
EU customers are entitled to a 14-day cooling-off period in accordance with applicable consumer protection regulations. Certain exclusions may apply.
Refunds are issued after the returned item is received and inspected. Processing times may vary depending on shipping transit and payment provider handling, but most refunds are completed promptly.
To request a return, please contact us at info@jlm-marine.com with your order number for return authorization. For full terms, conditions, and exclusions, please refer to our complete Returns & Refunds Policy page.
This is a complete registration number kit for boats and personal watercraft, featuring 3-inch black alphanumeric decals. The 3-inch character height meets US Coast Guard and state requirements for vessel registration numbering when properly installed and contrasted with the hull color.
This kit serves as a direct replacement for QuickMariner 4 Sets 3" Marine Alpha-Numeric (Black), STIFFIE Uniline Black 3" ID Kit, and Hardline Products 320CLBLK.
Confirm your application type in the table below.
| Application Type | Details |
|---|---|
| Boats | All recreational and commercial vessels requiring registration numbers. |
| Personal Watercraft | Jet Skis, WaveRunners, Sea-Doos, and other PWCs. |
| Required Placement | Both port and starboard sides of the vessel. |
| Regulatory Compliance | Meets US Coast Guard requirements when installed per instructions. |
| Specification | Value |
|---|---|
| Product Type | Boat Registration Decal Kit |
| Installation | Peel and apply adhesive |
| Color | Black |
| Character Height | 3 inches (76.2 mm) |
| Character Style | Block font |
| Material | Marine-grade vinyl with UV protection |
| Adhesive Type | Permanent waterproof adhesive |
| Weather Resistance | UV resistant, fuel resistant, fade resistant |
| Scratch Resistance | Yes |
| Chemical Resistance | Resistant to fuel spillage and chemical deterioration |
| Quantity | 4 complete sets (A-Z, 0-9) - 144 total decals |
How do I ensure these registration numbers are compliant?
These decals have a block-style font and a 3-inch height, which meets the US Coast Guard’s primary requirement. To ensure full compliance, you must install them on a contrasting background on both the port and starboard sides of your vessel's forward half. Always check your specific state regulations for any additional placement or spacing rules.
What kind of surfaces can I apply these decals to?
The permanent waterproof adhesive is designed for marine environments and will adhere strongly to most clean, smooth, and non-porous surfaces. This includes gelcoat, fiberglass, painted aluminum, and most plastics found on boat hulls and personal watercraft.
Are these decals resistant to saltwater and sun?
Yes. They are manufactured from marine-grade vinyl with UV protection. This material is designed to resist fading from sun exposure, deterioration from saltwater, and damage from fuel or chemical spillage.
OEM vs. Aftermarket?
This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
How fast do you ship and how much does it cost?
We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
What is your warranty and return policy?
This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
We can ship to virtually any address in the world with free shipping available for most regions.
For our typical US and Canadian customers , our shipping timeframes are as follows:
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Founded in 2002, JLM Marine has established itself as a dedicated manufacturer of high-quality marine parts, based in China. Our commitment to excellence in manufacturing has earned us the trust of top marine brands globally.
As a direct supplier, we bypass intermediaries, which allows us to offer competitive prices without compromising on quality. This approach not only supports cost-efficiency but also ensures that our customers receive the best value directly from the source.
We are excited to expand our reach through retail channels, bringing our expertise and commitment to quality directly to boat owners and enthusiasts worldwide.
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