{"product_id":"airtech-aeg-spring-shim-set-fps-increase-adjustment-10mm-inner-diameter","title":"Airtech AEG Spring Shim Set (FPS Increase Adjustment) 10mm Inner Diameter","description":"\u003cp\u003eAirtech Studios  Spring Shims (AEG Power Increase) Set of 4 - Universal 10mm Inner Diameter\u003c\/p\u003e\n\u003cp\u003eUniversal Spring Shims are used to alter the power of your AEG according to how much power you are looking for. \u003c\/p\u003e\n\u003cp\u003eThe shims are designed to slide onto the spring guide inside the gearbox to create tension in the existing spring. The more shims the more tension and more power. \u003c\/p\u003e\n\u003cp\u003e4 shims of various sizes are included to fine-tune to the desired power you require. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShim 1\u003c\/strong\u003e - Increase by 5 FPS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShim 2\u003c\/strong\u003e - Increase by 10 FPS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShim 3\u003c\/strong\u003e - Increase by 15 FPS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShim 4\u003c\/strong\u003e -  Increase by 20 FPS\u003c\/p\u003e","brand":"Airtech","offers":[{"title":"Default Title","offer_id":58628173726080,"sku":"SPA-AEG-10","price":10.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7600\/2688\/files\/spa-aeg-10-4.jpg?v=1785757283","url":"https:\/\/red1airsoft.com\/products\/airtech-aeg-spring-shim-set-fps-increase-adjustment-10mm-inner-diameter","provider":"Red 1 Airsoft","version":"1.0","type":"link"}