--- product_id: 445508895 title: "Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black)" brand: "perzework" price: "€ 28.70" currency: EUR in_stock: true reviews_count: 10 category: "Perzework" url: https://www.desertcart.hr/products/445508895-rear-back-glass-replacement-for-samsung-galaxy-s21-ultra-5g store_origin: HR region: Croatia --- # 100% perfect OEM fit Pre-installed adhesive & toolkit 12-month warranty protection Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black) **Brand:** perzework **Price:** € 28.70 **Availability:** ✅ In Stock ## Summary > 🔄 Restore your Galaxy S21 Ultra’s sleek look in minutes—DIY like a pro! ## Quick Answers - **What is this?** Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black) by perzework - **How much does it cost?** € 28.70 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/445508895-rear-back-glass-replacement-for-samsung-galaxy-s21-ultra-5g) ## Best For - perzework enthusiasts ## Why This Product - Trusted perzework brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless DIY Upgrade:** Full professional toolkit included for a seamless 20-min install—no tech degree needed. - • **Phantom Black Elegance:** Sleek, original color finish that screams premium and keeps your device looking fresh. - • **Flawless OEM Compatibility:** Specifically engineered for Samsung Galaxy S21 Ultra 5G to restore that pristine factory look. - • **Confidence in Every Purchase:** Backed by a 12-month warranty and 24/7 customer support—because your phone deserves the best. - • **Pre-installed Adhesive Magic:** Adhesive already applied, so your phone stays water-resistant and secure from day one. ## Overview This OEM-quality rear back glass replacement for the Samsung Galaxy S21 Ultra 5G comes with pre-installed adhesive and a full professional repair toolkit, enabling a quick and easy installation. Designed exclusively for the S21 Ultra, it restores your phone’s original Phantom Black finish while maintaining water resistance. The package includes a 12-month warranty and 24/7 customer support, ensuring a risk-free upgrade that brings your device back to showroom condition. ## Description Key Features:Quality:Brand new high quality guarantee!Purpose:Make your back glass new again.Compatible model:Samsung Galaxy S21 Ultra 5G.Materials:Made of high quality materials,same as originalWarm Tips:1.We provide 12 months warranty for the back cover battery door replacement.2.A heat gun or a hair dryer would be helpful while disassemble the back glass.3.Please power off your phone before replacement.Package contains:1.Back Glass Replacement with the pre-installed adhesive × 12.Opening Triangle Card × 33.Opening Metal Knife × 14.Cleaning wipes x 15.Metal Tweezer × 16.Installation Manual × 17.Rubber Band × 38.Eject Pin × 19.Suction Cup × 1 Review: Great product and easy to use. - Great product. Easy to use if you just take the time to watch a video on youtube. Phone is like new. Tips: you need to pull the flashlight lens off your old back and apply it to the new one. Also, set the adhesive by rubbing over the green film BEFORE pulling the film off. Watch the video! Review: Good quality and value - Don't forget to transfer all the inards because there's no glass in the camera or flash spots, but as far as I can tell this was direct replacement, and came with all the tools. ## Features - 【Brand New High Quality】OEM Back glass replacement battery door for Samsung Galaxy S21 Ultra. 100% perfect fit replacement. Tested one by one by professional technicist before shipping. This replacement back glass will repair your cracked, damaged, scratched phone. Restore the device back to new. - 【Compatible with】It is compatible with Samsung Galaxy S21 Ultra(All Carriers). No for S21 /S21 Plus. Please check the Model of your phone before purchasing it. - 【Comes with Full Set Toolkit and easy Installation】It comes with a full set professional repair toolkit. Camera lens and waterproof adhesive are also pre-installed. The instruction manual is included and there are many guides are available on YouTube. Following the video step by step. You can install it easily. - 【12 Months Warranty】We provide one year warranty for this back glass cover replacement. We can send a new rear back glass if you are not 100% satisfied with this item. Our customer service team is online 24 hours a day. If there are any questions about installation, please feel free to contact us. - 【Attention About the Flashlight Cover】Back glass replacement dose not include flashlight cover,however you only need to transfer the flashlight from old phone to new back glass,it is quite easy and only take you few seconds,remember this while replacing the back glass replacement. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09TW6M49D | | Best Sellers Rank | #10,892 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #10 in Replacement Cell Phone Backs | | Color | Phantom Black | | Customer Reviews | 4.1 4.1 out of 5 stars (294) | | Date First Available | March 4, 2022 | | Item Weight | 3.2 ounces | | Manufacturer | Perzework | | Other display features | Wireless | | Package Dimensions | 7.36 x 4.17 x 0.87 inches | ## Images ![Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black) - Image 1](https://m.media-amazon.com/images/I/61j673rkI-L.jpg) ![Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black) - Image 2](https://m.media-amazon.com/images/I/51ioz09bcCL.jpg) ![Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black) - Image 3](https://m.media-amazon.com/images/I/61tKb7-FZUL.jpg) ![Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black) - Image 4](https://m.media-amazon.com/images/I/513Uh6I2GrL.jpg) ![Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black) - Image 5](https://m.media-amazon.com/images/I/51v-1MZh+OL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great product and easy to use. *by W***B on July 6, 2025* Great product. Easy to use if you just take the time to watch a video on youtube. Phone is like new. Tips: you need to pull the flashlight lens off your old back and apply it to the new one. Also, set the adhesive by rubbing over the green film BEFORE pulling the film off. Watch the video! ### ⭐⭐⭐⭐⭐ Good quality and value *by K***Y on March 5, 2026* Don't forget to transfer all the inards because there's no glass in the camera or flash spots, but as far as I can tell this was direct replacement, and came with all the tools. ### ⭐⭐⭐⭐⭐ Perfect fit *by D***L on January 28, 2026* Fits perfect looks good ## Frequently Bought Together - Perzework Rear Back Glass Replacement for Samsung Galaxy S21 Ultra 5G with Pre-Installed Adhesive and Repair Tool Kits (Phantom Black) - ZTOOYO AMOLED for Samsung Galaxy S21 Ultra 5G Screen Replacement with Frame for Samsung S21 Ultra Screen Replacement kit SM-G998u G998a G998w LCD Touch Display digitizer with Tools Black（US Version - PHONSUN Back Battery Door Cover Adhesive Tape for Samsung Galaxy S21 Ultra 5G SM-G998U G998U1 G998 (Pack of 2) --- ## 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.hr/products/445508895-rear-back-glass-replacement-for-samsung-galaxy-s21-ultra-5g](https://www.desertcart.hr/products/445508895-rear-back-glass-replacement-for-samsung-galaxy-s21-ultra-5g) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-18*