{"id":93540,"date":"2026-09-13T10:59:54","date_gmt":"2026-09-13T08:59:54","guid":{"rendered":"https:\/\/italytacticalshop.it\/product\/airsoftpro-zero-upgrade-set-for-vsr-and-cyma-cm-700-cm-708\/"},"modified":"2026-09-13T11:05:35","modified_gmt":"2026-09-13T09:05:35","slug":"airsoftpro-zero-upgrade-set-for-vsr-and-cyma-cm-700-cm-708","status":"publish","type":"product","link":"https:\/\/italytacticalshop.it\/en\/product\/airsoftpro-zero-upgrade-set-for-vsr-and-cyma-cm-700-cm-708\/","title":{"rendered":"AirsoftPro ZERO Upgrade Set for VSR and CYMA CM.700, CM.708"},"content":{"rendered":"

AirsoftPro ZERO upgrade kit for VSR and CYMA CM.700, CM.708<\/strong> is a complete air system upgrade set designed for Tokyo Marui VSR-10 and CYMA CM.700 \/ CM.708 airsoft sniper rifles<\/strong>. It includes a lightweight hybrid piston, stainless steel spring guide with bearing, and an upgrade spring<\/strong>. The kit is designed to improve performance, reliability, and service life when used with a ZERO Trigger (90\u00b0)<\/strong>.<\/p>\n

AirsoftPro ZERO Upgrade Kit for VSR and CYMA CM.700, CM.708<\/h2>\n

This upgrade kit contains the essential components needed to increase the performance of a manual sniper rifle. The hybrid piston combines a lightweight CNC-machined aluminum body<\/strong>, a stainless steel sear catch, and two POM guide rings for smooth cylinder operation. The package also includes a stainless steel spring guide with ball bearing<\/strong>, allowing the use of both standard 7-mm and more powerful 9-mm springs, together with an upgrade spring in the selected power rating. For Tokyo Marui VSR-10<\/strong> rifles, the kit is compatible only when used with a ZERO Trigger featuring a 90\u00b0 piston sear<\/strong>. It cannot be used with the original 45\u00b0 trigger mechanism.<\/p>\n

Key Features<\/h2>\n
\n

Lightweight Hybrid Piston<\/h3>\n

The piston combines a CNC-machined 6061-T6 aluminum body<\/strong>, a stainless steel sear, and two POM guide rings<\/strong> for excellent durability and smooth operation.<\/p>\n<\/div>\n

\n

Air-Expanding Piston Head<\/h3>\n

The sealing O-ring expands under air pressure during firing, improving cylinder sealing and helping maintain consistent performance.<\/p>\n<\/div>\n

\n

Stainless Steel Spring Guide with Bearing<\/h3>\n

The spring guide is made of stainless steel<\/strong> and features a ball bearing that reduces spring stress during compression.<\/p>\n<\/div>\n

\n

Compatible with 7-mm and 9-mm Springs<\/h3>\n

The enlarged piston bore and spring guide design allow the use of both standard 7-mm and higher-power 9-mm upgrade springs.<\/p>\n<\/div>\n

\n

Ready for High-Power Upgrades<\/h3>\n

The upgrade spring is manufactured from high-quality spring steel with heat treatment and is available in variants from M110 to M190<\/strong>.<\/p>\n<\/div>\n

Technical Specifications<\/h2>\n
    \n
  • Piston body material:<\/strong> 6061-T6 aluminum alloy<\/li>\n
  • Piston sear material:<\/strong> Stainless steel<\/li>\n
  • Guide rings:<\/strong> 2\u00d7 POM<\/li>\n
  • Piston length:<\/strong> 105 mm<\/li>\n
  • Outer piston diameter:<\/strong> 21.8 mm<\/li>\n
  • Inner piston diameter:<\/strong> 13.5 mm<\/li>\n
  • Piston weight:<\/strong> 30 g<\/li>\n
  • Spring guide material:<\/strong> Stainless steel<\/li>\n
  • Spring guide bearing:<\/strong> Ball bearing<\/li>\n
  • Compatible springs:<\/strong> 7 mm and 9 mm<\/li>\n
  • Spring material:<\/strong> Heat-treated spring steel<\/li>\n
  • Spring finish:<\/strong> Chemical black oxide<\/li>\n
  • Spring diameter:<\/strong> Approximately 12.8 mm<\/li>\n
  • Available spring ratings:<\/strong> M110 to M190<\/li>\n<\/ul>\n

    Compatibility<\/h2>\n
      \n
    • CYMA CM.700<\/li>\n
    • CYMA CM.708<\/li>\n
    • Tokyo Marui VSR-10 (only with a ZERO Trigger featuring a 90\u00b0 piston sear)<\/strong><\/li>\n<\/ul>\n

      Package Contents<\/h2>\n
        \n
      • 1\u00d7 Hybrid piston<\/li>\n
      • 1\u00d7 Stainless steel spring guide with ball bearing<\/li>\n
      • 1\u00d7 Upgrade spring (selected variant)<\/li>\n<\/ul>\n

        Notice<\/h2>\n
          \n
        • For Tokyo Marui VSR-10 rifles, a ZERO Trigger with a 90\u00b0 piston sear is required.<\/strong><\/li>\n
        • The kit is not compatible with the original 45\u00b0 trigger mechanism.<\/li>\n
        • Using very powerful springs (M180 and M190) may significantly increase the cocking force.<\/li>\n
        • The manufacturer accepts no responsibility for damage caused by an improperly selected spring.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

          AirsoftPro ZERO upgrade kit for VSR and CYMA CM.700, CM.708 is a complete air system upgrade set designed for Tokyo Marui VSR-10 and CYMA CM.700 \/ CM.708 airsoft sniper rifles. It includes a lightweight hybrid piston, stainless steel spring guide with bearing, and an upgrade spring. The kit is designed to improve performance, reliability, and […]<\/p>\n","protected":false},"featured_media":93541,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[480],"product_cat":[35],"product_tag":[],"class_list":["post-93540","product","type-product","status-publish","has-post-thumbnail","product_brand-airsoftpro","product_cat-ricambi-e-interni-accessori-arma","first","instock","taxable","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/product\/93540","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/comments?post=93540"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/media\/93541"}],"wp:attachment":[{"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/media?parent=93540"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/product_brand?post=93540"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/product_cat?post=93540"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/italytacticalshop.it\/en\/wp-json\/wp\/v2\/product_tag?post=93540"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}