{"product_id":"mfc-gsp-thread-100-denier","title":"MFC GSP Thread - 100 Denier","description":"\u003cp\u003e \u003c\/p\u003e\n\u003ch1\u003eMFC GSP Thread\u003c\/h1\u003e\n\u003cp\u003eWhen you need\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emaximum strength with minimum bulk\u003c\/strong\u003e, reach for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMontana Fly Company GSP Thread\u003c\/strong\u003e. Built from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGel Spun Polyethylene (GSP)\u003c\/strong\u003e, this premium fly tying thread delivers\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eextremely high breaking strength\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ezero stretch\u003c\/strong\u003e, giving you precise tension control for everything from micro patterns to heavy-duty streamers and predator flies.\u003c\/p\u003e\n\u003cp\u003eBecause GSP\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003elays flat\u003c\/strong\u003e, you get clean wraps and sleek heads without building unnecessary bulk—especially important on smaller flies where every turn of thread matters. And when you’re cranking down on hair, foam, synthetics, or tough materials, MFC GSP gives you the confidence to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epull tight and lock things in\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor durable, fish-ready flies.\u003c\/p\u003e\n\u003cp\u003eMFC GSP threads are\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emarker friendly\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor easy customization.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhy MFC GSP Thread Belongs on Your Bench\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eUltra-High Strength\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExtremely high breaking strength for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etight, secure, long-lasting flies\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eIdeal for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003espinning deer hair\u003c\/strong\u003e, cinching down materials, and building durable patterns\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eZero Stretch = Total Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGSP does\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003enot stretch\u003c\/strong\u003e, so your wraps stay exactly where you put them\u003c\/li\u003e\n\u003cli\u003eDelivers consistent pressure for clean, precise, repeatable tying\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFlatter Wraps, Less Bulk\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLays flat to reduce thread build-up on\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esmall flies and neat heads\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eGreat for sleek bodies, clean tie-ins, and crisp finishing work\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MFC","offers":[{"title":"Black","offer_id":52085935833409,"sku":"FTM-MFC-GSP-THREAD-100-DENIER-BLACK","price":5.0,"currency_code":"USD","in_stock":true},{"title":"Dark Green","offer_id":52085935866177,"sku":"FTM-MFC-GSP-THREAD-100-DENIER-DARK-GREEN","price":5.0,"currency_code":"USD","in_stock":true},{"title":"Pink","offer_id":52085935898945,"sku":"FTM-MFC-GSP-THREAD-100-DENIER-PINK","price":5.0,"currency_code":"USD","in_stock":true},{"title":"Royal Blue","offer_id":52085935931713,"sku":"FTM-MFC-GSP-THREAD-100-DENIER-ROYAL-BLUE","price":5.0,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":52085935964481,"sku":"FTM-MFC-GSP-THREAD-100-DENIER-WHITE","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/0340\/3073\/files\/Screenshot2026-01-08at5.15.47PM.webp?v=1788886560","url":"https:\/\/soundsideoutfittersnc.com\/products\/mfc-gsp-thread-100-denier","provider":"Sound Side Outfitters","version":"1.0","type":"link"}