{"product_id":"wii-tech-m4-gearbox-lightweight-steel-bolt-b","title":"M4 (T.Marui) CNC Lightweight Steel Bolt End Type B","description":"\u003cp\u003eThis lightweight steel Bolt B (part no. 133), manufactured through a precision CNC process, along with the steel screw set (part no. 134), is specially designed for the M4 (T.Marui) GBB. The lightweight steel Bolt B is only 7 g heavier than the original part. Therefore, it delivers almost the same recoil impulse as the original component, while the reinforced construction provides exceptional durability and the smooth finish minimizes friction around the buffer tube.\u003c\/p\u003e","brand":"Wii Tech","offers":[{"title":"Default Title","offer_id":52550918013269,"sku":"SP-2196","price":31.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1024\/3607\/7909\/files\/2196-1-850x715_e6a11c45-867d-4f82-a631-fc16097c8a09.jpg?v=1771971127","url":"https:\/\/www.skirmshop.es\/en-us\/products\/wii-tech-m4-gearbox-lightweight-steel-bolt-b","provider":"Skirmshop Spain","version":"1.0","type":"link"}