{"product_id":"shimano-spd-sm-sh51-single-release-cleat","title":"Shimano SPD SM-SH51 Single Release Cleat","description":"\u003cp\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"0\"\u003eThe Pro Standard.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eWhen precision matters, the \u003cb data-path-to-node=\"3\" data-index-in-node=\"28\"\u003eShimano SM-SH51\u003c\/b\u003e is the only choice. Engineered for high-performance off-road riding, these \"Single Release\" cleats are designed to keep you firmly locked in through technical rock gardens, high-wattage sprints, and muddy CX run-ups. This is the gold standard for riders who demand a definitive, intentional exit from their pedals.\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eWhy the SH51 is the Rider’s Choice:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003eSingle-Directional Release:\u003c\/b\u003e Unlike multi-release cleats, these only disengage when you twist your heel outward. This prevents \"accidental unclipping\" during vertical efforts, jumps, or heavy sprints. Making them essential for aggressive trail riding and racing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eCold-Forged Durability:\u003c\/b\u003e\u003cspan class=\"citation-0 recitation citation-end-0\"\u003e These cleats are heat-treated and cold-forged for maximum hardness.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e They are built to withstand the constant grinding of sand, mud, and rock that comes with the Toronto gravel and MTB scene.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eLow-Profile Design:\u003c\/b\u003e The compact SPD interface allows for a recessed fit in your shoes, making it much easier to walk (or hike-a-bike) compared to road-specific systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003eCrisp Engagement:\u003c\/b\u003e Provides that legendary Shimano \"snap\" every time you clip in, giving you the tactile feedback you need to know you're secure and ready to rip.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"0\"\u003eTechnical Specs:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eRelease Style:\u003c\/b\u003e Single-directional (Heel twist outward)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eCompatibility:\u003c\/b\u003e\u003cspan class=\"citation-1 recitation\"\u003e All Shimano SPD pedals (e.g., \u003c\/span\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"45\"\u003e\u003cspan class=\"citation-1 recitation\"\u003eM540\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-1 recitation\"\u003e, \u003c\/span\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"51\"\u003e\u003cspan class=\"citation-1 recitation\"\u003eEH500\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-1 recitation citation-end-1\"\u003e, XT, XTR)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eFloat:\u003c\/b\u003e 4° (Provides enough movement to protect your knees while staying efficient)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eHardware:\u003c\/b\u003e Includes 2 cleats, 4 bolts, and 2 washer plates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"8\"\u003e\n\u003cblockquote data-path-to-node=\"9\"\u003e\n\u003cb data-path-to-node=\"9,0\" data-index-in-node=\"0\"\u003eThe Alegro Tech Tip:\u003c\/b\u003e We spec the SH51 for all our \u003cb data-path-to-node=\"9,0\" data-index-in-node=\"50\"\u003eAlegro Racing Division \u003c\/b\u003egravel and CX builds. If you find yourself \"popping out\" of your pedals when you pull up on a climb, it’s likely time to switch from the beginner SH56 to these high-performance SH51s.\u003c\/blockquote\u003e\n\u003cp\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eLocked in. Ready for anything. Upgrade to the SH51.\u003c\/b\u003e\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":48407821123807,"sku":"ISMSH51","price":30.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/5452\/3103\/files\/bvjjfuall9i82vzruuep_1800x1800_83ab2e1d-7a1c-4ca4-ad43-c3872148704a.webp?v=1769818222","url":"https:\/\/alegrocycles.com\/products\/shimano-spd-sm-sh51-single-release-cleat","provider":"Alegro Cycles","version":"1.0","type":"link"}