--- product_id: 76089303 title: "8521 Rolling Ball Pen Refill (Blue)" brand: "cross" price: "AED 34" currency: AED in_stock: true reviews_count: 13 category: "Cross" url: https://www.desertcart.ae/products/76089303-8521-rolling-ball-pen-refill-blue store_origin: AE region: United Arab Emirates --- # Waterproof blue ink Medium 0.5mm bullet tip Extreme temp resistant 8521 Rolling Ball Pen Refill (Blue) **Brand:** cross **Price:** AED 34 **Availability:** βœ… In Stock ## Summary > πŸ–‹οΈ Elevate your pen game with the refill that never quits. ## Quick Answers - **What is this?** 8521 Rolling Ball Pen Refill (Blue) by cross - **How much does it cost?** AED 34 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/76089303-8521-rolling-ball-pen-refill-blue) ## Best For - cross enthusiasts ## Why This Product - Trusted cross brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Universal Cross Fit:** Fits Classic Century, Spire, and Click refill systems with ease. - β€’ **Long-Lasting Blue Ink:** Vibrant, waterproof blue ink that won’t fade or smudge. - β€’ **All-Weather Reliability:** Writes effortlessly in heat, cold, and even underwater. - β€’ **Authentic Cross Quality:** Genuine refill engineered for seamless Cross pen compatibility. - β€’ **Smooth Medium Point Writing:** Experience flawless 0.5mm precision with every stroke. ## Overview The 8521 Rolling Ball Pen Refill by Cross delivers smooth, medium-point blue ink writing with a durable bullet tip. Designed for all Cross pen refill systems, it features waterproof ink and extreme temperature resistance, ensuring consistent performance in any environment. Trusted by professionals, this authentic refill keeps your favorite pen ready for every note, signature, or brainstorm. ## Description Product Description It is a blue ink medium point authentic Cross refill that fits in all pens that use Cross refills. This roller ball pen features a medium point with additional lubrication on the nib for smooth writing. The medium point ink nib has a bullet tip for easy writing. This blue refill is perfect for your Cross Roller Ball pen. The Cross pen refills are an authentic Cross product with compatibility for various Cross pens. The Blue Ink refill is the perfect way to keep writing, even in extreme conditions and large amounts of heat or cold. Cross pens are a favorite among many fountain pen users. and offer a smooth writing experience with medium point size. They are styled to fit the Cross click refill system, Cross Classic Century refill system, and Cross Spire refill system. This refill is also waterproof (perfect for the pool!) Made with all-around high-quality components, this refill is authentic and will help keep your pen running smoothly. Featuring a medium point for easy writing, it is Blue ink so you can write in any color. This refill comes with its own blue ink cartridge to complete your pen. It is perfect for writing on nearly every type of paper and with any type of pen! The Cross Refill features a 5-mm medium point refill tip that is safely sealed inside the inner tube when not in use. This ensures that if you are left without a refill, your pen can still be used! ## Features - Blue Ink - Medium Point - Authentic Cross Refill ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0006HWMEY | | Best Sellers Rank | #1,229 in Office Products ( See Top 100 in Office Products ) #249 in Pens & Refills | | Brand | Cross | | Brand Name | Cross | | Customer Reviews | 4.2 out of 5 stars 16,067 Reviews | | Global Trade Identification Number | 00073228080239, 00073228085210 | | Ink Colour | Blue | | Item Dimensions | 50 x 5 x 50 Millimeters | | Item Weight | 5.5 Grams | | Item dimensions L x W x H | 50 x 5 x 50 Millimeters | | Manufacturer | Cross | | Model number | 8521 | | Number of Pieces | 1 | | Package Size Name | Individually | | Point Type | Medium | | Style | Cross | | Style Name | Cross | | UPC | 640206483919 073228085210 641438694401 800011174109 012021001607 809301914289 787269243903 799198883846 799198251065 741655474944 641438142933 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Cross - **Item Weight:** 5.5 Grams - **Item dimensions L x W x H:** 50 x 5 x 50 Millimeters - **Number of Pieces:** 1 - **Style:** Cross ## Images ![8521 Rolling Ball Pen Refill (Blue) - Image 1](https://m.media-amazon.com/images/I/41REfVfw-tL.jpg) ![8521 Rolling Ball Pen Refill (Blue) - Image 2](https://m.media-amazon.com/images/I/51q1ej4x5HL.jpg) ![8521 Rolling Ball Pen Refill (Blue) - Image 3](https://m.media-amazon.com/images/I/41NPvsPxaQL.jpg) ![8521 Rolling Ball Pen Refill (Blue) - Image 4](https://m.media-amazon.com/images/I/51qu7iPSmlL.jpg) ## Questions & Answers **Q: Does this refill work for sheaffer gel rolling ball pen?** A: Yes **Q: Cross 8521 suit for 8523** A: Yes, it will... **Q: Can we use this for mont blanc pens** A: Probably not **Q: Is this refill work in Cross Edge Roller pen** A: yes sir ! ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by P***L on 23 March 2026* ### ⭐⭐⭐⭐⭐ Review *by S***E on 22 August 2025* ### ⭐⭐⭐⭐ Review *by P***R on 14 July 2025* ## Frequently Bought Together - Cross Gel Ink Rolling Ball Refill for Selectip Pens, Pack of 1 - Cross Selectip Gel Rollerball Pen Refill, Medium Point, Black, 2-Pack (8523-2) - Cross Selectip Gel Rollingball Pen Refill, Black, 1 per Card (8523) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ae/products/76089303-8521-rolling-ball-pen-refill-blue](https://www.desertcart.ae/products/76089303-8521-rolling-ball-pen-refill-blue) --- *Product available on Desertcart United Arab Emirates* *Store origin: AE* *Last updated: 2026-06-18*