--- product_id: 558216283 title: "12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS" brand: "hobby homebrew" price: "2594187₫" currency: VND in_stock: true url: https://www.desertcart.vn/products/558216283-12pk-polyseal-screw-caps-28-400-ct-black-ribbed-phenolic store_origin: VN region: Vietnam --- # Leak Proof Reusable 28/400 Fit 12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS **Brand:** hobby homebrew **Price:** 2594187₫ **Availability:** ✅ In Stock ## Summary > Seal the Deal! 🔥 ## Quick Answers - **What is this?** 12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS by hobby homebrew - **How much does it cost?** 2594187₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/558216283-12pk-polyseal-screw-caps-28-400-ct-black-ribbed-phenolic) ## Best For - hobby homebrew enthusiasts ## Why This Product - Trusted hobby homebrew brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Design:** Crafted from heavy-duty black phenolic, built to last and resist rust. - • **Professional Grade:** Designed for analytical standards and distilled water, ensuring reliability. - • **Eco-Friendly Choice:** Reusable caps that promote sustainability without compromising quality. - • **Unmatched Sealing Power:** Experience superior torque retention with our Poly-Seal cone liner. - • **Versatile Compatibility:** Perfectly fits USA 28/400 continuous thread bottles, ideal for wine and more. ## Overview The 12PK Polyseal Screw Caps are heavy-duty black phenolic caps designed for USA 28/400 continuous thread bottles. Featuring a conical polyethylene liner for superior sealing, these caps are reusable, leak-proof, and perfect for wine and analytical applications. Durable and resistant to rust, they ensure a reliable seal for all your bottling needs. ## Description 12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS ## Features - A Heavy Duty Black Phenolic Screw Cap to fit USA Size 28/400 Continuous Thread Bottles - Poly-Seal Caps Feature a Conical Polyethylene Liner with superior torque retention and excellent sealing characteristics - Black Phenol is a Plastic Similar to Bakelite - Reusable and will seal our USA 28/400 CT screw-top finish wine bottles - Will not rust over time. Rib pattern may vary. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | Hobby Homebrew | | Material | Low Density Polyethylene | | Bottle Type | Standard Bottle | | Colour | black | | Capacity | 794 g | | Special Feature | Leak Proof, Reusable | | Age Range (Description) | Adult | | Product Care Instructions | Hand Wash Only | | Recommended Uses For Product | Analytical Standards, Reagents, Distilled Water | | Number of Items | 12 | | Theme | Wine | | Reusability | Reusable | | Finish Type | Black | | Net Quantity | 12.0 count | | Package Information | Screw Cap Bottle | | Manufacturer | Hobby Homebrew | | UPC | 705422906403 | | Country of Origin | USA | | ASIN | B07J47Y6MG | ## Product Details - **Brand:** Hobby Homebrew - **Material:** Low Density Polyethylene - **Bottle Type:** Standard Bottle - **Colour:** black - **Capacity:** 794 g ## Images ![12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS - Image 1](https://m.media-amazon.com/images/I/617iwUGDQsS.jpg) ![12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS - Image 2](https://m.media-amazon.com/images/I/71XTiSeC4NL.jpg) ![12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS - Image 3](https://m.media-amazon.com/images/I/21fS7RGpWYL.jpg) ![12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS - Image 4](https://m.media-amazon.com/images/I/515sdQFCA2L.jpg) ![12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS - Image 5](https://m.media-amazon.com/images/I/61+xgkkbK8L.jpg) ## Questions & Answers **Q: will these fit 28 fl oz bottles?** A: There are many different 28 fl bottles. These are 28mm and 400 thread. You need to know what the diameter and the thread are on your bottles **Q: Will these fit a standard 750 ml screw-top wine bottle?** A: Yes but it will not fit on any screw top bottles from wineries. **Q: What type of plastic is the black outer screw cap made of?** A: Phenolic ## Frequently Bought Together - 12PK POLYSEAL SCREW CAPS 28/400 CT BLACK RIBBED PHENOLIC CAP WITH POLYSEAL CONE LINER FITS USA CONTINUOUS THREAD 28mm CLOSURES ON WINE BOTTLES AND BOSTON ROUNDS - North Mountain Supply 28mm Gold Metal Screw Caps with Plastisol Liner - Pack of 15 Leak Proof Lids --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/558216283-12pk-polyseal-screw-caps-28-400-ct-black-ribbed-phenolic](https://www.desertcart.vn/products/558216283-12pk-polyseal-screw-caps-28-400-ct-black-ribbed-phenolic) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-24*