--- product_id: 28088919 title: "SMC CRX 1\" Crevasse Rescue Pulley, Orange - 157303 | Smooth Operations" brand: "harken" price: "$42.87" currency: USD in_stock: true category: "Harken" url: https://www.desertcart.us/products/28088919-smc-crx-1-crevasse-rescue-pulley-orange-157303-smooth-operations store_origin: US region: United States of America --- # 22kN breaking strength Fits up to 13mm rope 52g ultra-lightweight SMC CRX 1" Crevasse Rescue Pulley, Orange - 157303 | Smooth Operations **Brand:** harken **Price:** $42.87 **Availability:** βœ… In Stock ## Summary > πŸ§—β€β™‚οΈ Elevate your rescue game with strength that’s light as air! ## Quick Answers - **What is this?** SMC CRX 1" Crevasse Rescue Pulley, Orange - 157303 | Smooth Operations by harken - **How much does it cost?** $42.87 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/28088919-smc-crx-1-crevasse-rescue-pulley-orange-157303-smooth-operations) ## Best For - harken enthusiasts ## Why This Product - Trusted harken brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Compact & Ready:** Pocket-sized design clips easily to your harness for instant emergency access. - β€’ **Unmatched Strength:** 22kN breaking strength ensures you haul with confidence when it counts most. - β€’ **Featherweight Power:** At just 52g, this pulley won’t weigh you down on any alpine mission. - β€’ **Prusik-Friendly Base:** Engineered to prevent prusik knot jams, optimizing your 2:1 and 3:1 haul systems. - β€’ **Snag-Proof Side Plates:** Solid, rotating aluminum plates keep debris out and rope handling smooth. ## Overview The SMC CRX 1" Crevasse Rescue Pulley is a compact, ultra-lightweight (52g) climbing essential engineered for alpine and crevasse rescue. Featuring a robust 22kN breaking strength, stainless steel axle, and prusik-friendly design, it excels in 2:1 and 3:1 hauling systems. Its solid rotating side plates prevent snags and allow quick rope insertion, making it a reliable, pocket-ready tool for serious mountaineers. ## Description The lightweight CRx has a stainless-steel axle and lightweight nylon sheave to maximize efficiency and provide the best strength to weight ratio. Ideal for alpine climbers, mountaineers, or anybody who wants a lightweight utility pulley at a great price point. The CRx's compact size and featherweight belies its solid strength and efficiency; it is stronger than any other pulley in the same size and price range. The side plates are prusik minding for use in a 3 to1 Z haul system. A smooth running 1.25" nylon sheave runs on a stainless steel rivet axle, and the color-contrasting aluminum side plates rotate for easy rope insertion and removal. Easy to use, easy to carry - a great palm-sized partner on the mountain and nearly anywhere else. This pulley is not suitable for use on ziplines, cables or high-speed use. PRODUCT SPECIFICATIONS: Type: Single Axle: Stainless Steel Material: High Quality Aluminum Dimensions: 2.70" x 1.75” x 1.07” Weight: 1.8 oz (52g) Max. Rope: 1/2” (13mm) Sheave: 1.20” Delrin 3 Sigma MBS: 22kN (4,946 lbf) FEATURES AND BENEFITS: Stronger than most of the similar sized pulleys on the market. Meets UIAA127/ EN12278. Compact size fits in pocket or in backpack so that it is always handy for quick access in an emergency. Wide base design has been proven to work efficiently with Prusik cords of up to 8mm. Solid side plates help prevent foreign object access and reduce snags. Side plates are rounded and rotate for easy and secure placement at any point along the rope. Uses durable lightweight nylon bushing for reliable performance at low cost. Made in the USA. ## Features - Weighing only 52g and with a breaking strength of 22kN, the SMC CRx Crevasse Rescue pulley is lightweight yet very strong, making it ideal for alpine climbers and mountaineers - Compact pulley fits easily in a pocket or can be clipped to your climbing harness so it's ready for an emergency - A great choice for setting up 2:1 C-systems and 3:1 Z-systems for hauling a fallen climber out of a crevasse - Base design keeps a prusik knot from jamming in the pulley when you're hauling; works well with prusik cord up to 8mm in diameter and accomodates up to 13mm in diameter' - Solid side plates prevent objects that could cause a snag from entering the pulley ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00F3BX6GQ | | Best Sellers Rank | #134,825 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #38 in Climbing Pulleys | | Brand Name | HARKEN | | Color | Orange | | Customer Reviews | 4.4 4.4 out of 5 stars (106) | | Included Components | Single Pulley | | Item Dimensions | 9.5 x 5 x 1 inches | | Item Weight | 1.76 ounces | | Manufacturer | SMC (Seattle Manufacturing Corporation) | | Material Type | Multi | | Model | 657303 | | Number of Items | 1 | | Part Number | 657303 | | UPC | 870449005603 | | Unit Count | 1 Count | | Warranty Description | Limited Warranty | ## Images ![SMC CRX 1" Crevasse Rescue Pulley, Orange - 157303 | Smooth Operations - Image 1](https://m.media-amazon.com/images/I/61P-uvnQj6L.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - SMC CRx Pulley - Orange - BLACK DIAMOND Hotforge Screwgate 3 Pack - GM CLIMBING 16mm Nylon Sling Runner 22kN / 4950lbf CE UIAA Certified --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/28088919-smc-crx-1-crevasse-rescue-pulley-orange-157303-smooth-operations](https://www.desertcart.us/products/28088919-smc-crx-1-crevasse-rescue-pulley-orange-157303-smooth-operations) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-08-15*