--- product_id: 69154899 title: "Iron Metal Bicycle Lock Puzzle, 100 Pieces, 4.13 x 4.13 Inches, Brain Teaser, IQ Test, Mind Game, Magic Trick Toy for Kids and Adults" brand: "shuyue" price: "489896₫" currency: VND in_stock: true reviews_count: 8 category: "Shuyue" url: https://www.desertcart.vn/products/69154899-iron-metal-bicycle-lock-puzzle-100-pieces-4-13-x store_origin: VN region: Vietnam --- # 100-piece intricate metal design Boosts IQ & critical thinking Eco-friendly cast iron material Iron Metal Bicycle Lock Puzzle, 100 Pieces, 4.13 x 4.13 Inches, Brain Teaser, IQ Test, Mind Game, Magic Trick Toy for Kids and Adults **Brand:** shuyue **Price:** 489896₫ **Availability:** ✅ In Stock ## Summary > 🔐 Unlock your brain’s potential with the ultimate metal puzzle challenge! ## Quick Answers - **What is this?** Iron Metal Bicycle Lock Puzzle, 100 Pieces, 4.13 x 4.13 Inches, Brain Teaser, IQ Test, Mind Game, Magic Trick Toy for Kids and Adults by shuyue - **How much does it cost?** 489896₫ 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/69154899-iron-metal-bicycle-lock-puzzle-100-pieces-4-13-x) ## Best For - shuyue enthusiasts ## Why This Product - Trusted shuyue brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Portable:** At just 4.13 x 4.13 inches, it fits perfectly on your desk or in your bag for on-the-go mental workouts. - • **Focus & Fidget Freedom:** Perfect gadget-free alternative to sharpen concentration and relieve stress during busy workdays. - • **Mind-Bending Challenge:** 100 precision-crafted metal pieces for a truly immersive brain teaser experience. - • **Lifetime Puzzle Promise:** No manual included to keep the mystery alive, but lifetime support ensures you never get stuck. - • **Eco-Conscious Craftsmanship:** Made from high-quality, smooth-edged, environmentally friendly cast iron—safe for endless play. ## Overview The Iron Metal Bicycle Lock Puzzle is a 100-piece eco-friendly cast iron brain teaser designed to enhance critical thinking and IQ. Compact and smooth-edged for safe, gadget-free focus, it’s perfect for professionals seeking a stylish mental escape. Backed by a lifetime guarantee, this puzzle doubles as a sophisticated desk accessory and a social conversation starter. ## Description Buy SHUYUE Iron Metal Bicycle Lock Puzzle, 100 Pieces, 4.13 x 4.13 Inches, Brain Teaser, IQ Test, Mind Game, Magic Trick Toy for Kids and Adults: Assembly & Disentanglement Puzzles - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Cool little bicycle themed puzzle - Cool little bicycle themed puzzle. Well made and I'll order some more as gifts to my cycling buddies. Prompt arrival. Review: Excellent puzzle - Good for the brain ## Features - Green Environmental Material: High quality eco-friendly cast metal iron material. All the corners are smooth and has smooth edges for endless play without getting hurt - Intelligence IQ Game Toy: This large metal cast Bicycle Lock Puzzle can challenge players’ critical thinking and problem solving while helping improve their IQ and EQ. Test logic and creative minds - Multipurpose Games: These metal brain games are perfect for passing time, fidgeting, and avoiding gadgets and electronics. They’re a healthier way to practice focus and concentration. Also can work a fidget toy and can be used for party games - To make it challenging and fun, we supply it without manual sheet if you need solutions,please feel free to contact us. We offer industry leading full life time guarantee - Size: The total longest length of this metal Bicycle Lock Puzzle is approx 4.13 inch and the thickness is 0.16 inch ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07BNMQ79Z | | Best Sellers Rank | #413,069 in Toys & Games ( See Top 100 in Toys & Games ) #665 in Assembly & Disentanglement Puzzles | | Customer Reviews | 4.3 4.3 out of 5 stars (39) | | Is Discontinued By Manufacturer | No | | Item Weight | 1.58 ounces | | Item model number | 603981157529 | | Manufacturer | YUNTENG | | Manufacturer recommended age | 13 years and up | | Product Dimensions | 4 x 3 x 0.3 inches | ## Images ![Iron Metal Bicycle Lock Puzzle, 100 Pieces, 4.13 x 4.13 Inches, Brain Teaser, IQ Test, Mind Game, Magic Trick Toy for Kids and Adults - Image 1](https://m.media-amazon.com/images/I/61SrWPKZwvL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Cool little bicycle themed puzzle *by C***N on June 30, 2025* Cool little bicycle themed puzzle. Well made and I'll order some more as gifts to my cycling buddies. Prompt arrival. ### ⭐⭐⭐⭐⭐ Excellent puzzle *by R***S on September 9, 2024* Good for the brain ### ⭐⭐⭐⭐⭐ Great Fun *by J***N on March 13, 2024* While I am a collector of the Hanayama by name puzzles, this is a great replacement since I can’t find the original Hanayama version anywhere. ## Frequently Bought Together - SHUYUE Bicycle Metal Puzzle Lock IQ Test Mind Game Toys Brain Teaser Metal Puzzles Magic Trick Toy Metal IQ Puzzle for Kids and Adults - MAGIKON Traditional Brain Teaser, Classical Puzzle Magic Toy (Keys) - SHUYUE ABC Metal Puzzle Lock IQ Test Mind Game Toys Brain Teaser Metal Puzzles Magic Trick Toy Metal IQ Puzzle for Kids and Adults --- ## 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/69154899-iron-metal-bicycle-lock-puzzle-100-pieces-4-13-x](https://www.desertcart.vn/products/69154899-iron-metal-bicycle-lock-puzzle-100-pieces-4-13-x) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-04-25*