--- title: "Stan Outdoors SX4 Large Brass Thumb Release" description: "Large brass thumb release with black nickel finish, spring-assisted hook, adjustable fit and tension, interchangeable 3- or 4-finger setup, and trainer lock." canonical_url: "https://www.kygunco.com/product/stan-outdoors-sx4-thumb-heavy-metal-l" meta: author: KYGUNCO "og:description": "Large brass thumb release with black nickel finish, spring-assisted hook, adjustable fit and tension, interchangeable 3- or 4-finger setup, and trainer lock." "og:image": "https://cdn.kygunco.com/assets/products/306071/thumbnail.jpg?v=1786021343" "og:image:height": "500" "og:image:width": "500" "og:title": "Stan Outdoors SX4 Large Brass Thumb Release" --- > Index of every page on this site: [llms.txt](https://www.kygunco.com/llms.txt) [Home](https://www.kygunco.com/) / [Brands](https://www.kygunco.com/brands) / [Stan Outdoors](https://www.kygunco.com/brand/stan-outdoors) / STN-8501 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/306071/main.jpg?v=1786021343) For illustration purposes only, this image may not be an exact representation of the product. # STAN OUTDOORS SX4 Thumb Heavy Metal - L The Stan SX4 Heavy Metal is a large thumb release for archery, built from brass with a black nickel finish. It features a spring-assisted hook, adjustable finger and thumb barrel positions, adjustable travel and tension, interchangeable 3-finger and 4-finger configurations, an integrated trainer lock, and wrist strap compatibility. $329.99 ** 5 interest-free payments of **$66** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** ![Credova logo](https://www.kygunco.com/brands/credova.svg) Pay over time with ![Credova text logo](https://www.kygunco.com/brands/credova-text.svg) ** Online In Store ** Flat Rate $13.94 for every 25 lbs. Shipping to HI & AK may incur additional fees. ** Ships To Your Home Fulfilled by a partner warehouse. ** Partner Fulfilled Almost gone. Order now before it sells out. Item # 306071 Style STN-8501 UPC 850036085010 Condition New Manufacturer [Stan Outdoors](https://www.kygunco.com/brand/stan-outdoors) Designed for archers who demand speed, consistency, and complete adjustability, the Stan SX4 Heavy Metal Thumb Release delivers premium performance in a rugged, durable platform. Built from solid brass with a black nickel finish, this handheld release is engineered to provide a stable feel and reliable operation shot after shot. Its spring-assisted hook design minimizes the effect of micro-movements during execution, helping promote cleaner, more repeatable releases. Extensive adjustment options allow archers to fine-tune the release to their preferred fit and shooting style, making it an excellent choice for target shooting and bowhunting applications alike. FEATURES - Spring-assisted hook design for fast shot execution - Hook indexes consistently for repeatable performance - Adjustable finger position - Adjustable thumb barrel position - Adjustable travel and tension settings - Custom T10 Torx hardware locks adjustments securely in place - Interchangeable 3-finger and 4-finger configurations - Built-in trainer lock for practice and training - Compatible with wrist straps SPECIFICATIONS - Size: Large - Release Style: Thumb Release - Material: Brass - Finish: Black Nickel - Configuration: Interchangeable 3-Finger / 4-Finger - Hardware: Custom T10 Torx - Wrist Strap Compatible: Yes - Trainer Lock: Integrated ** WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to [www.p65warnings.ca.gov](https://www.p65warnings.ca.gov). 0.0 ** ** ** ** ** 0 reviews ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ## More from Stan Outdoors ```json {"@context":"https://schema.org","@graph":[{"@id":"https://www.kygunco.com/#website","@type":"WebSite","description":"Shop KYGUNCO for firearms, ammo, accessories, parts, and outdoor gear at low prices with fast, easy nationwide shipping.","name":"KYGUNCO","url":"https://www.kygunco.com/","publisher":{"@id":"https://www.kygunco.com/#/schema/organization/kygunco"}},{"@id":"https://www.kygunco.com/product/stan-outdoors-sx4-thumb-heavy-metal-l#webpage","@type":"WebPage","description":"Large brass thumb release with black nickel finish, spring-assisted hook, adjustable fit and tension, interchangeable 3- or 4-finger setup, and trainer lock.","name":"Stan Outdoors SX4 Large Brass Thumb 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