--- product_id: 66070851 title: "ACS Freewheel PAWS 4.1" brand: "acs" price: "192.55 DT" currency: TND in_stock: true reviews_count: 11 category: "Acs" url: https://www.desertcart.tn/products/66070851-acs-freewheel-paws-4-1 store_origin: TN region: Tunisia --- # Cold-forged steel strength Three-pawl 12° engagement 4-notch tool-friendly removal ACS Freewheel PAWS 4.1 **Brand:** acs **Price:** 192.55 DT **Availability:** ✅ In Stock ## Summary > ⚡ Ride stronger, shift smoother, and never miss a beat with ACS Freewheel PAWS 4.1! ## Quick Answers - **What is this?** ACS Freewheel PAWS 4.1 by acs - **How much does it cost?** 192.55 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/66070851-acs-freewheel-paws-4-1) ## Best For - acs enthusiasts ## Why This Product - Trusted acs brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unmatched Durability:** Cold-forged nickel-plated steel resists corrosion and endures high-torque rides. - • **Effortless Maintenance:** User-friendly 4-notch removal system compatible with standard tools for quick swaps. - • **Versatile Compatibility:** Fits 1/8 and 3/32 chains and standard 1.37 x 24 TPI hubs for broad bike setups. - • **Precision Power Transfer:** Three-pawl mechanism with 30 engagement points ensures smooth, responsive pedaling. - • **Sleek & Functional Style:** Nickel finish adds a polished look while standing up to all-season wear and tear. ## Overview The ACS Freewheel PAWS 4.1 is a high-strength, nickel-plated single-speed freewheel engineered for demanding cycling conditions. Featuring cold-forged steel construction and a three-pawl mechanism engaging every 12 degrees, it delivers durable, smooth, and efficient power transfer. Compatible with standard threaded hubs and multiple chain sizes, it offers easy installation and maintenance, making it the go-to upgrade for riders seeking reliability and precision in urban, mountain, or commuter cycling. ## Description Upgrade your bicycle's performance with the ACS Paws 4.1 Freewheel Single 16T x 3/32in Nickel - a , durable solution designed for cyclists seeking reliability, precision, and style. Engineered with advanced materials and innovative technology, this freewheel is perfect for high-torque applications, making it ideal for mountain biking, commuting, and urban riding. ### Materials & Construction Crafted from cold-forged steel, the ACS Paws 4.1 features increased strength and exceptional durability, ensuring long-lasting performance even under demanding conditions. The nickel-plated sprocket ring enhances corrosion resistance and offers a sleek, stylish silver finish, making it resistant to rust and wear in diverse environments. ### Performance & Engineering Designed with a 1/2" x 3/32" sprocket pitch, this freewheel guarantees reliable engagement and smooth gear transitions. The three-pawl mechanism engages every 12 degrees, providing 30 distinct engagement points for quick response and consistent power transfer. Perfect for high-torque applications, it minimizes slippage and improves pedal efficiency. ### Components & Technology This freewheel is compatible with standard 1.37" x 24 TPI threaded hubs, ensuring easy installation and removal with a standard 4-prong tool. The compact 16-tooth gear ratio optimizes drive efficiency while maintaining a lightweight profile (weighing approximately 181.4 grams). Its versatile design fits both 1/8 and 3/32 chains, broadening its compatibility with various drivetrain setups. ### Style & Use Case Featuring a sleek nickel finish, the ACS Paws 4.1 complements any bike aesthetic-whether you're outfitting a mountain bike, cruiser, or commuter city bike. Its robust construction and high-performance features make it suitable for aggressive riding, daily commuting, or recreational cycling where reliability and smooth shifting matter most. ### Innovative & Differentiating Features - Removable Design: Easily removable w Review: Great replacement - Replaced an OEM for a 6KU flip-flop which had broken and was skidding. Huge positive difference--smoother and quieter with barely any vibrations at all. Great value for the price! Review: Good quality - Works well. No complaints. It looks cool with a nickel plated chain on a black frame. ## Features - High-strength nickel-plated design enhances corrosion resistance and durability for long-lasting performance on high-torque bicycles. - Cold forged construction ensures superior strength and resilience, making it ideal for demanding riding conditions and aggressive riding styles. - Features a user-friendly 4-notch removal system compatible with standard tools, allowing for quick installation and easy maintenance. - Compatible with 1/8 and 3/32 chains and designed to fit threaded 1.37 x 24tpi hubs, providing versatile and reliable engagement across various bicycle setups. - Innovative three-pawl mechanism engages every 12 degrees, delivering smooth, precise shifting and improved power transfer for enhanced riding efficiency. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B071WB2MCV | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #275,122 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #240 in Bike Cassettes & Freewheels | | Brand | ACS | | Brand Name | ACS | | Color | Black | | Compatible with Vehicle Type | Bicycle | | Customer Reviews | 4.6 out of 5 stars 215 Reviews | | Exterior Finish | Black | | Global Trade Identification Number | 00816411002409 | | Included Components | Single-Speed Freewheels | | Item Diameter | 1.37 Inches | | Item Weight | 159 Grams | | Manufacturer | ACS | | Manufacturer Part Number | 63856-0000 | | Manufacturer Warranty Description | Limited Warranty | | Material | Multi | | Material Type | Multi | | Model Number | 63856-0000 | | OEM Equivalent Part Number | 816411002416 | | Rim Size | 16 Inches | | Rim Width | 5 Inches | | Seasons | All seasons | | Size | 1/8" | | UPC | 816411002409 | | Unit Count | 1.0 Count | | Wheel Size | 16 Inches | ## Product Details - **Brand:** ACS - **Exterior Finish:** Black - **Item Diameter:** 1.37 Inches - **Item Weight:** 159 Grams - **Material:** Multi - **Rim Size:** 16 Inches - **Rim Width:** 5 Inches - **Size:** 1/8" - **Vehicle Service Type:** Bicycle - **Wheel Size:** 16 Inches ## Images ![ACS Freewheel PAWS 4.1 - Image 1](https://m.media-amazon.com/images/I/71q6nznn0jL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great replacement *by A***T on December 7, 2024* Replaced an OEM for a 6KU flip-flop which had broken and was skidding. Huge positive difference--smoother and quieter with barely any vibrations at all. Great value for the price! ### ⭐⭐⭐⭐⭐ Good quality *by V***E on November 18, 2022* Works well. No complaints. It looks cool with a nickel plated chain on a black frame. ### ⭐⭐⭐⭐⭐ Best deal on this freewheel ive found *by D***N on October 15, 2025* Does what its supposed to. Minimal slack. Not too noisey. ## Frequently Bought Together - ACS BMX Acs Paws 4.1 Bmx Freewheel,16T - 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.tn/products/66070851-acs-freewheel-paws-4-1](https://www.desertcart.tn/products/66070851-acs-freewheel-paws-4-1) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-04*