--- product_id: 521028131 title: "Learn More" brand: "moroinriz" price: "£27" currency: GIP in_stock: true category: "Moroinriz" url: https://gibraltar.desertcart.com/products/521028131-learn-more store_origin: GI region: Gibraltar --- # 20x20x3mm square base fits standard T-slots 304 stainless steel, rust-resistant M6/M8 threading, 30-35mm length Learn More **Brand:** moroinriz **Price:** £27 **Availability:** ✅ In Stock ## Summary > 🔧 Lock it down with style—your gear’s new best friend on every rooftop adventure! ## Quick Answers - **What is this?** Learn More by moroinriz - **How much does it cost?** £27 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [gibraltar.desertcart.com](https://gibraltar.desertcart.com/products/521028131-learn-more) ## Best For - moroinriz enthusiasts ## Why This Product - Trusted moroinriz brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Heavy-Duty Security:** Square head design with lock nuts ensures your gear stays locked tight on every journey. - • **Complete Mounting Kit:** Includes 6 bolts, lock nuts, and washers for a hassle-free, professional installation. - • **Marine-Grade Durability:** 304 stainless steel resists rust and corrosion, perfect for all weather and saltwater adventures. - • **Universal Compatibility:** Fits most T-track crossbars and accessories—bike racks, solar panels, awnings, and more. - • **Seamless T-Slot Integration:** Slide in, no drilling—preserve your roof rack’s sleek look and integrity. ## Overview These T-slot bolts are precision-engineered from solid 304 stainless steel with a 20x20x3mm square base and M6/M8 threading, designed to securely fasten a wide range of roof rack accessories without drilling. Their marine-grade corrosion resistance and heavy-duty build make them ideal for rugged outdoor use, ensuring your bike racks, solar panels, and cargo baskets stay firmly in place on any vehicle. ## Description Title: T-Slot Bolts with Barrel Nuts WasherProfessional Looks And Perfect FitThey were a perfect fit and allowed you to easy mount items into the cross bars with T slots, such as cycle carriers, cargo box, roof rack, roof box, basket, fairing, bike rack, fishing rod holder, kayak holder, solar panel, and more, no drilling needed, make the fittings of attached items more professional looking, and they can hold your items very well, keep them in place and secureSolid Stainless Steel MaterialStamped from solid 304 stainless steel, wear-resistant and anti-rust, long service life, heavy duty roof rack hardware for camping, long distance travel, and moreSpecMaterial: Stainless SteelMeasurement System: MetricsHead Style: SquareBase Dimension: 0.79 in x 0.79 in (20mm x 20mm x 3mm) (L x W x T)Mounting Type: Roof Rack MountFeatures: Rust-resistant, Anti-oxidation, Heavy DutyPackage Content6 x T Bolts with Lock Nuts Washer ## Features - Versatile t Track Bolts - this t-track adapter accessory kit is a great solution to attach items firmly to your t track crossbar, perfect t-track adapter accessory kit to attach bike rack / ski rack / kayak rack, roof rack awning, solar panel, fishing rod holder, cargo box to roof rack cross bars, roof rack cargo basket, car rooftop platform or side rails, works well with most solar panel mounting brackets - Technical Specification - the t bolt is made of 304 solid stainless steel, 79 in x 0.79 in x 0.12 in (20mm x 20mm x 3mm) square head base, m6/m8 threading, 35mm/30mm length - Easy to Set Up - no drilling, cleaner look, just need to slide it into the t slot of your roof bar, and won't scratch your cross bar, great alternative to roof rack t track clamp*NOTE-please check the dimension of your cross bar rail, this t bolts base is 20mm x 20mm x 3mm (L x W x Thickness)* - Marine Resistant - stamping t slot accessories, more durable compared with welding parts, made of solid 304 stainless steel, it features rust resistant and corrosion resistant even in salt water, designed for most harsh environment, perfect t track accessories for suv / rv roof top - What You Will Receive - roof rack mounting hardware kit, include t-bolt with lock nuts and washer, satisfying purchasing experience of your customer is our priority, please feel free to contact us if you have other questions! Thanks for your supporting! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BW9LGBBB | | Best Sellers Rank | #64,061 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #14 in T-Slot Bolts | | Brand | moroinriz | | Color | Silver | | Compatible Groove Diameter | 0.79 inches | | Customer Reviews | 4.6 out of 5 stars 52 Reviews | | Fastener Type | T-Bolt | | Finish Types | Stainless Steel | | Grade Rating | Grade 304 | | Head Style | Square | | Item Diameter | 8 millimeters | | Item Shape | Square | | Manufacturer | moroinriz | | Material | Stainless Steel | | Material Type | Stainless Steel | | Number Of Items | 6 | | Number of Pieces | 6 | | Part Number | QM-BOL-13 | | Screw Head Style | Square | | Set Name | T-Bolt Kit (6 Pieces) | | Size | M8x30mm,6 Counts | | Size Name | M8x30mm,6 Counts | | Thread Size | M6 | | Unit Count | 6 Count | ## Product Details - **Size:** M8x30mm,6 Counts - **Color:** Silver - **Material:** Stainless Steel - **Brand:** moroinriz - **Fastener Type:** T-Bolt ## Images ![Learn More - Image 1](https://m.media-amazon.com/images/I/71oRB4QEagL.jpg) ![Learn More - Image 2](https://m.media-amazon.com/images/I/61a6GlLQugL.jpg) ![Learn More - Image 3](https://m.media-amazon.com/images/I/71yeWGgvt8L.jpg) ![Learn More - Image 4](https://m.media-amazon.com/images/I/81xkv7X03wL.jpg) ![Learn More - Image 5](https://m.media-amazon.com/images/I/71-HS6ERDXL.jpg) ## Available Options This product comes in different **Size** options. --- ## 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://gibraltar.desertcart.com/products/521028131-learn-more](https://gibraltar.desertcart.com/products/521028131-learn-more) --- *Product available on Desertcart Gibraltar* *Store origin: GI* *Last updated: 2026-09-11*