{"product_id":"archwick-bt-spr300-pro-hpa-conversion-kit","title":"ARCHWICK B\u0026T AIR SPR 300 PRO HPA CONVERSION KIT","description":"\u003cdiv style=\"margin: 0 0 22px; padding: 18px 0 22px; border-bottom: 1px solid #e0e0e0; text-align: center;\"\u003e\n\u003cdiv style=\"display: inline-block; width: 100%; max-width: 260px; text-align: center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1021\/7852\/1422\/files\/B_T-Air-Logo-Shopify-1200x600.png?v=1781230942\" alt=\"Officially licensed B\u0026amp;T Air product\" style=\"display: block; width: 100%; height: auto; margin: 0 auto 10px;\"\u003e\n\u003cdiv style=\"font-size: 12px; font-weight: 900; letter-spacing: 0.12em; text-transform: uppercase; color: #111; line-height: 1.3;\"\u003eOFFICIALLY LICENSED\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe Archwick Spring Power B\u0026amp;T SPR300 PRO HPA Conversion Kit is a dedicated upgrade for the B\u0026amp;T Air SPR300 PRO, engineered and manufactured by Archwick. Designed for players who want to take their SPR300 PRO beyond spring power, this kit converts the rifle to HPA operation using internals built specifically for the platform.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003eAdjustable Power\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWith HPA, output is controlled by the regulator's operating pressure, not by the spring. Players can tune power to suit different field limits simply by adjusting pressure, with no spring swaps required.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003eConsistent All-Weather Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHPA delivers stable, repeatable performance shot after shot, in hot or cold conditions.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003eLighter, Shorter Cocking Action\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWith no heavy spring to compress, the bolt cycles with less effort and a shorter stroke. Re-cocking is easier and follow-up shots come faster.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003eUltra-Quiet Operation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThere is no piston slam, so the rifle fires with a much quieter report than a spring-powered setup.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003ePurpose-Built for the SPR300 PRO\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe bolt head, piston, gas tube spring guide set and piston spring are designed specifically for the Archwick B\u0026amp;T SPR300 PRO. Every part is made to match the rifle's dimensions and operation, so no third-party parts or modifications are needed to complete the conversion.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003eAdjustable Piston Tolerance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTwo POM adjustment rings are included so users can fine-tune piston tolerance to their individual rifle, helping achieve a consistent seal and reliable performance.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003eHPA Line Ready\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA Macroline quick connector and brass male ASA fitting are included for connecting to a standard HPA setup. The HPA tank, regulator and air line are not included.\u003c\/p\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003eKit Contents\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x Archwick SPR300 PRO HPA Bolt Head\u003c\/li\u003e\n\u003cli\u003e1x Archwick SPR300 PRO HPA Piston\u003c\/li\u003e\n\u003cli\u003e1x Archwick SPR300 PRO HPA Gas Tube Spring Guide Set\u003c\/li\u003e\n\u003cli\u003e1x Archwick SPR300 PRO HPA Piston Spring\u003c\/li\u003e\n\u003cli\u003e1x Nylon Tube Guide\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e1x Quick Connector (Polymer)\u003c\/li\u003e\n\u003cli\u003e1x Macroline Quick Connector\u003c\/li\u003e\n\u003cli\u003e1x Brass Male ASA Fitting      Accessories\u003c\/li\u003e\n\u003cli\u003e1x Nylon Tube Guide Set Screw\u003c\/li\u003e\n\u003cli\u003e2x POM Adjustment Rings (piston tolerance adjustment)\u003c\/li\u003e\n\u003cli\u003e1x tool (for maintenance use only)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"border: none; border-top: 3px solid #9ca3af; margin: 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong style=\"color: #8b0000; font-size: 16px;\"\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Archwick B\u0026amp;T Air SPR300 PRO only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Source:\u003c\/strong\u003e HPA (tank, regulator and air line not included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e CNC 6061T6 Aluminum, CNC Stainless Steel, POM\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARCHWICK","offers":[{"title":"Default Title","offer_id":61244340076878,"sku":null,"price":140.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/7852\/1422\/files\/HPA_set_SPR300_PRO_top_full_set.png?v=1792650600","url":"https:\/\/arch-wick.com\/es\/products\/archwick-bt-spr300-pro-hpa-conversion-kit","provider":"ARCHWICK","version":"1.0","type":"link"}