--- product_id: 697704165 title: "Refill Grit Kit for 6 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish" brand: "mjr tumblers" price: "141883CFA" currency: XOF in_stock: true reviews_count: 7 category: "Mjr Tumblers" url: https://www.desertcart.sn/products/697704165-refill-grit-kit-for-6-lb-rock-tumblers-silicon-carbide store_origin: SN region: Senegal --- # universal tumbler compatibility fast polishing cycle 4-stage grit system Refill Grit Kit for 6 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish **Brand:** mjr tumblers **Price:** 141883CFA **Availability:** βœ… In Stock ## Summary > πŸ’Ž Elevate your gem gameβ€”shine brighter, faster, and smarter! ## Quick Answers - **What is this?** Refill Grit Kit for 6 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish by mjr tumblers - **How much does it cost?** 141883CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/697704165-refill-grit-kit-for-6-lb-rock-tumblers-silicon-carbide) ## Best For - mjr tumblers enthusiasts ## Why This Product - Trusted mjr tumblers brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Speed Meets Quality:** Quickly transform rough stones into sparkling gems without sacrificing shine - β€’ **Complete Refill Solution:** Everything you need to keep your 6 lb rock tumbler performing at peak polish - β€’ **Durable & Quiet Tumbling:** Runs 75% quieter with leak-resistant barrel and heavy-duty steel frame - β€’ **Precision 4-Stage Grit Kit:** From coarse Silicon Carbide to fine Aluminum Oxide for flawless finishes - β€’ **Universal Fit for Any Tumbler:** Compatible with all brands, giving you freedom and flexibility ## Overview The MJR Tumblers Refill Grit Kit offers a professional-grade, four-step polishing system using Silicon Carbide and Aluminum Oxide grits designed for 6 lb rock tumblers. Compatible with any brand, this kit ensures fast, high-quality polishing with durable, quiet operation. Perfect for hobbyists and geology enthusiasts aiming for showroom-worthy stones. ## Description Product Description Review: arrived safe - fast delivery from the US to the UK arrived with NO leakage of grit. Was confused about the amount as said 50lbs was thinking that was the wieght of it, but after checking more I realised was for a 50lb tumbler size . So was spot on wieghing 9lb. 60z. Review: Not 6lbs - There was loose grit all over the packaging which had to be thrown away and meant the grits were contaminated with other grades of grit so unusable ## Features - COARSE, FINE, PRE-POLISH, AND POLISH KIT: Get the ideal results with this professionally-graded kit, starting from coarse Silicon Carbide Grit for quick stock removal to a finer Aluminum Oxide Polish Grit for a perfect finish. Get the job done quickly without compromising quality. A comprehensive kit that offers everything you need for sharpening and polishing. - QUICK WAY TO MAKE ROCKS SHINE: Get ready to bring your gemstones to life with our rock polisher grit refill pack. Achieve the ultimate shine with our superior-grade Silicon Carbide from Coarse to Pre-polish and Aluminum Oxide for a Finer Polish. Refill your rock polisher with our high-quality grit, enough to give your rocks and gems the sparkle they deserve. Our premium-grade silicon carbide is harder and stays sharper longer, giving you an unbeatable polishing experience. - POLISH INCREDIBLE ROCKS WITH MJR TUMBLERS: You'll have plenty of tumbling to do with MJR Tumblers. We offer a large selection of heavy-duty tumblers, a full range of silicon carbide grit (50, 80, 60/90, 500, 600, 500/600 and 1500), and aluminum oxide (400/600, 1200, and 1500). These can be purchased individually in a weight denomination that best fits your needs, we also have pre-made kits for your specific size tumbler. We also have kits available with or without plastic pellets. - WORKS WITH ANY ROCK TUMBLER: No need to worry about compatibility. Our grit is designed to work with any rock tumbler from any brand, giving you the freedom of choice. Get smooth, polished rocks in no time without compromising on quality or performance! - EASY TUMBLE EXPERIENCE: MJR Tumblers runs on a powerful motor with a leak-resistant rubber barrel that reduces sound, making it 75% quieter than other plastic models, and made to last a long time. Heavy-duty 16-gauge welded steel frame, powder coated. Equipped with heavy-duty stainless steel ball bearings. It also has a quick and easy-to-use heavy-duty rubber cap. Just Pour in the rough stones and grit, then let the machine do its job! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07F1FCPZH | | Age Range Description | Kid | | Best Sellers Rank | 241,246 in Toys & Games ( See Top 100 in Toys & Games ) 9,567 in Learning & Education Toys | | Brand Name | MJR Tumblers | | Colour | Grey | | Customer Reviews | 4.6 out of 5 stars 287 Reviews | | Educational Objective | Teach children about geology and the process of tumbling and polishing rocks | | Is Assembly Required | No | | Item Weight | 18 Ounces | | Manufacturer | MJR Tumblers | | Manufacturer Part Number | MJR6pgk | | Material Type | Silicon Carbide | | Minimum Age Recommendation | 8.00 | | Power Source | Hand-powered | | Size | 6 lb | | Supported Battery Types | No batteries required | | Theme | Geology | ## Images ![Refill Grit Kit for 6 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 1](https://m.media-amazon.com/images/I/61aeQRPy1vL.jpg) ![Refill Grit Kit for 6 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 2](https://m.media-amazon.com/images/I/71SVNiXuCwL.jpg) ![Refill Grit Kit for 6 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 3](https://m.media-amazon.com/images/I/71ENSH8w-mL.jpg) ![Refill Grit Kit for 6 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 4](https://m.media-amazon.com/images/I/61mhoieNFpL.jpg) ![Refill Grit Kit for 6 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish - Image 5](https://m.media-amazon.com/images/I/71u-VNXNY6L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ arrived safe *by S***O on 20 March 2026* fast delivery from the US to the UK arrived with NO leakage of grit. Was confused about the amount as said 50lbs was thinking that was the wieght of it, but after checking more I realised was for a 50lb tumbler size . So was spot on wieghing 9lb. 60z. ### ⭐⭐⭐ Not 6lbs *by L***E on 3 March 2025* There was loose grit all over the packaging which had to be thrown away and meant the grits were contaminated with other grades of grit so unusable ### ⭐⭐⭐⭐⭐ Works well *by L***E on 26 March 2026* Good product --- ## 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.sn/products/697704165-refill-grit-kit-for-6-lb-rock-tumblers-silicon-carbide](https://www.desertcart.sn/products/697704165-refill-grit-kit-for-6-lb-rock-tumblers-silicon-carbide) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-17*