--- title: "Streamlight ProTac RM 1L-X Pro Rail Light" description: "Compact black rail-mounted light with 100 or 500 lumens, low and strobe modes, Jack-Cap activation, Picatinny and M-LOK compatibility, and a CR123A battery." canonical_url: "https://www.kygunco.com/product/streamlight-protac-rm-1l-x-pro" meta: author: KYGUNCO "og:description": "Compact black rail-mounted light with 100 or 500 lumens, low and strobe modes, Jack-Cap activation, Picatinny and M-LOK compatibility, and a CR123A battery." "og:image": "https://cdn.kygunco.com/assets/products/311453/thumbnail.jpg?v=1779194176" "og:image:height": "500" "og:image:width": "500" "og:title": "Streamlight ProTac RM 1L-X Pro Rail Light" --- > Index of every page on this site: [llms.txt](https://www.kygunco.com/llms.txt) [Home](https://www.kygunco.com/) / [Shooting](https://www.kygunco.com/category/shooting) / [Gun Parts](https://www.kygunco.com/category/shooting/gun-parts) / [Sights, Lasers & Lights](https://www.kygunco.com/category/shooting/gun-parts/sights-lasers-and-lights) / [Weapon Lights](https://www.kygunco.com/category/shooting/gun-parts/sights-lasers-and-lights/weapon-lights) / STR-89024 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/311453/main.jpg?v=1779194176) For illustration purposes only, this image may not be an exact representation of the product. # STREAMLIGHT Protac RM 1L-X PRO The Streamlight ProTac Rail Mount 1L-X Pro is a compact black tactical light for short-barreled rifles, carbines, and submachine guns. Its Jack-Cap tail cap supports push-button or remote pressure switch activation, while Picatinny and M-LOK compatibility provides flexible mounting. It offers 100 or 500 lumens, low and strobe modes, and runs on a CR123A battery. $107.80 ** 5 interest-free payments of **$21.56** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.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 Selling fast. Limited quantities available. Item # 311453 Style STR-89024 UPC 080926890244 Condition New Manufacturer [Streamlight](https://www.kygunco.com/brand/streamlight) The Streamlight ProTac Rail Mount 1L-X Pro is a compact, high-performance tactical light engineered for reliability on short-barreled rifles, carbines, and submachine guns. Designed with versatility in mind, it features the innovative Jack-Cap system, allowing seamless switching between push-button operation and remote pressure switch control. With robust construction and multiple mounting options, this light delivers consistent illumination and flexible integration, making it an excellent choice for demanding low-light environments. FEATURES - Jack-Cap tail cap enables dual activation methods for operational flexibility - Compatible with both Picatinny and M-LOK rail systems - Includes remote pressure switch for enhanced control - Multi-fuel capable using CR123A battery - High, low, and strobe lighting modes for adaptable use - Durable construction suited for professional applications - Integrated rail clamp ensures secure attachment SPECIFICATIONS - Output: 100 / 500 lumens - Run Time: 1.75 – 6.5 hours - Beam Distance: 117 – 268 meters - Battery Type: CR123A - Length: 4.64" - Weight: 5.50 oz - Color: Black - Included Accessories: Jack Cap, M-LOK kit, momentary switch, hardware kit, 2.5mm Allen wrench, 1 CR123A battery ** 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 Streamlight ```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/streamlight-protac-rm-1l-x-pro#webpage","@type":"WebPage","description":"Compact black rail-mounted light with 100 or 500 lumens, low and strobe modes, Jack-Cap activation, Picatinny and M-LOK compatibility, and a CR123A battery.","name":"Streamlight ProTac RM 1L-X Pro Rail 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