--- product_id: 351746253 title: "Single-Speed Bike Freewheel 16t/18t/20t Bicycle Freewheel Compatible 1/2 x 1/8 One-Speed Cycling Replacement Accessory" brand: "zukka" price: "616021₫" currency: VND in_stock: true reviews_count: 10 category: "Zukka" url: https://www.desertcart.vn/products/351746253-single-speed-bike-freewheel-16t-18t-20t-bicycle-freewheel-compatible store_origin: VN region: Vietnam --- # Precision 18T/20T teeth options Durable high-quality iron build Lightweight 170g for smooth ride Single-Speed Bike Freewheel 16t/18t/20t Bicycle Freewheel Compatible 1/2 x 1/8 One-Speed Cycling Replacement Accessory **Brand:** zukka **Price:** 616021₫ **Availability:** ✅ In Stock ## Summary > ⚡ Shift your ride into high gear with ZUKKA’s precision freewheel! ## Quick Answers - **What is this?** Single-Speed Bike Freewheel 16t/18t/20t Bicycle Freewheel Compatible 1/2 x 1/8 One-Speed Cycling Replacement Accessory by zukka - **How much does it cost?** 616021₫ 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/351746253-single-speed-bike-freewheel-16t-18t-20t-bicycle-freewheel-compatible) ## Best For - zukka enthusiasts ## Why This Product - Trusted zukka brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Crafted from heat-resistant iron ensuring long-lasting durability and stability on every ride. - • **Tailored Gear Ratios:** Choose from 16t, 18t, or 20t for your perfect cadence and power balance. - • **Effortless Installation:** Compact and lightweight design makes swapping your freewheel a breeze—no mechanic needed. - • **Versatile Compatibility:** Fits 1/2 x 1/8 chain single-speed city bikes, cruisers, and tricycles—upgrade your ride instantly. - • **Whisper-Quiet Performance:** Engineered for smooth rotation with minimal noise, so your ride stays sleek and stealthy. ## Overview The ZUKKA Single-Speed Bike Freewheel offers a lightweight (170g), durable iron construction with 16t, 18t, and 20t gear options compatible with 1/2 x 1/8 chains. Designed for smooth, quiet operation and easy installation, it’s the perfect upgrade for single-speed city bikes, cruisers, and tricycles seeking reliable performance and tailored gear ratios. ## Description desertcart.com : ZUKKA Single-Speed Bike Freewheel 20 Teeth Bicycle Flywheel Compatible 1/2 x 1/8 One-Speed Cycling Replacement Accessory : Sports & Outdoors Review: I'm just a guy who loves his 24" redline - I've never been able to buy 1of those over a hundred dollar freewheels but ones in this price range I've bought many and I must say this 1 is among the best for this price there's not allot of side to side wiggle it has a nice weight and feel holding it" Like that, matters to anybody else, but me"looks good sounds good not a real loud freewheel just right Review: Good quality freewheel for cheap - High quality freewheel with loud pawls. Works great on my bmx cruiser. Love the diferent teeth selection so you can pick the right ratio for your legs and comfort. ## Features - Model: Single Speed Bicycle Freewheel 18T. Weight: 170g. Chain compatibility: 1/2" x1/8". - Durable and Stability: Made of high-quality iron, high performance and heat resistance, long service life. - High Precision: Provides fast cycling speed and reduces the amount of work required. Smooth rotation without too much noise. - Convenience: The bicycle flywheel is lightweight and compact, and can be easily removed or installed on the bicycle. - Application: Suitable for single speed city bike/beach cruiser bike and tricycle. Any question please contact with us, we will do our best to serve you. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0983BWGFR | | Best Sellers Rank | #132,788 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #92 in Bike Cassettes & Freewheels | | Brand Name | ZUKKA | | Color | 20T | | Customer Reviews | 4.4 4.4 out of 5 stars (651) | | Date First Available | June 28, 2021 | | Item Package Dimensions L x W x H | 3.43 x 3.43 x 0.75 inches | | Item Weight | 0.2 Kilograms | | Manufacturer | ZUKKA | | Material | Iron | | Package Weight | 0.2 Kilograms | | Part Number | ZK-1S-20TFW | | Size | 20T | ## Images ![Single-Speed Bike Freewheel 16t/18t/20t Bicycle Freewheel Compatible 1/2 x 1/8 One-Speed Cycling Replacement Accessory - Image 1](https://m.media-amazon.com/images/I/619wjww0YSL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ I'm just a guy who loves his 24" redline *by M***S on December 11, 2025* I've never been able to buy 1of those over a hundred dollar freewheels but ones in this price range I've bought many and I must say this 1 is among the best for this price there's not allot of side to side wiggle it has a nice weight and feel holding it" Like that, matters to anybody else, but me"looks good sounds good not a real loud freewheel just right ### ⭐⭐⭐⭐⭐ Good quality freewheel for cheap *by A***O on December 20, 2025* High quality freewheel with loud pawls. Works great on my bmx cruiser. Love the diferent teeth selection so you can pick the right ratio for your legs and comfort. ### ⭐⭐⭐⭐⭐ XP-lite *by E***. on November 16, 2025* Wanted to downgear my xp lite. Perfect. ## Frequently Bought Together - ZUKKA Single-Speed Bike Freewheel 16t/18t/20t Bicycle Freewheel Compatible 1/2 x 1/8 One-Speed Cycling Replacement Accessory - Park Tool FR-6C Sprocket Puller Tool BMX 4 Notch --- ## 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/351746253-single-speed-bike-freewheel-16t-18t-20t-bicycle-freewheel-compatible](https://www.desertcart.vn/products/351746253-single-speed-bike-freewheel-16t-18t-20t-bicycle-freewheel-compatible) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-06-09*