{"product_id":"boss-heavy-duty-task-chair-b670-bk","title":"Boss Heavy Duty Task Chair (B670-BK)","description":"\u003ch2\u003eFive key benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for heavier use\u003c\/strong\u003e — Rated to a 300 lb weight capacity with a steel wraparound frame and heavy duty components throughout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLumbar-focused comfort\u003c\/strong\u003e — A curved ergonomic back delivers lumbar support during long work sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLock-anywhere recline\u003c\/strong\u003e — A 2 paddle heavy duty spring mechanism with infinite lock holds the chair at any position within the tilt range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable upholstery\u003c\/strong\u003e — High density foam seat finished in hard-wearing Black Crepe fabric.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable, mobile base\u003c\/strong\u003e — A 27 inch black steel base rides on large heavy duty nylon casters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct description\u003c\/h2\u003e\n\u003cp\u003eThe Boss B670-BK is a heavy duty task chair built for people who want a robust, comfortable seat with genuine ergonomic support. It pairs a high density foam seat with durable Black Crepe fabric upholstery and padded arms set into a steel wraparound style construction, giving the chair a solid, dependable feel through daily use.\u003c\/p\u003e\n\u003cp\u003eA curved ergonomic back provides lumbar support where it matters most, while the pneumatic gas lift makes seat-height adjustment quick and easy. The 2 paddle heavy duty spring mechanism lets you recline and then lock the chair in any position within its tilt range, with tilt tension and an upright lock to fine-tune the feel.\u003c\/p\u003e\n\u003cp\u003eRiding on a 27 inch black steel base with large heavy duty nylon casters and rated to a 300 lb weight capacity, the B670-BK is a sturdy choice for demanding workdays. It is MAS Green Certified and meets CA TB117-2013.\u003c\/p\u003e\n\u003ch2\u003eAdjustments \u0026amp; features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2 paddle, heavy duty mechanism\u003c\/li\u003e\n\u003cli\u003eInfinite lock — hold any position within the tilt range\u003c\/li\u003e\n\u003cli\u003eTilt tension adjustment\u003c\/li\u003e\n\u003cli\u003eUpright lock\u003c\/li\u003e\n\u003cli\u003ePneumatic gas lift seat-height adjustment\u003c\/li\u003e\n\u003cli\u003eFixed arms (padded), steel wraparound construction\u003c\/li\u003e\n\u003cli\u003eCurved ergonomic back for lumbar support\u003c\/li\u003e\n\u003cli\u003eHigh density foam seat with Black Crepe fabric upholstery\u003c\/li\u003e\n\u003cli\u003eBlack steel 27 inch base\u003c\/li\u003e\n\u003cli\u003eLarge heavy duty nylon casters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBack Adjustment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eArm Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFixed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanism Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 paddle, heavy duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInfinite Lock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKnee Tilt\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTilt Tension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePneumatic Gas Lift\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUpright Lock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeat Slider\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChair Base\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack Steel 27 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCasters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLarge Heavy Duty Nylon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMAS Green Certified; CA TB117-2013\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e751118067019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eWho this chair is for\u003c\/h2\u003e\n\u003cp\u003eThe B670-BK suits commercial offices that need a durable, higher-capacity task chair for daily shifts, as well as home-office and remote professionals who want dependable lumbar support and a lock-anywhere recline in a seat rated to 300 lb.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the weight capacity?\u003c\/strong\u003e\u003cbr\u003eThe chair is rated to 300 lb.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I lock the chair in a reclined position?\u003c\/strong\u003e\u003cbr\u003eYes. The 2 paddle heavy duty mechanism includes an infinite lock, so you can hold any position within the tilt range, plus an upright lock.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the arms adjustable?\u003c\/strong\u003e\u003cbr\u003eNo. The chair has fixed padded arms in a steel wraparound style construction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the seat height adjusted?\u003c\/strong\u003e\u003cbr\u003eThrough a pneumatic gas lift.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the chair certified?\u003c\/strong\u003e\u003cbr\u003eYes. It is MAS Green Certified and meets CA TB117-2013.\u003c\/p\u003e\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003e🚚 Free shipping within the continental United States, direct from the manufacturer.\u003c\/p\u003e","brand":"Boss","offers":[{"title":"Default Title","offer_id":46992067526812,"sku":"B670-BK","price":184.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1485\/2098\/files\/B670-BK.jpg?v=1780265100","url":"https:\/\/www.miramarofficefurniture.com\/products\/boss-heavy-duty-task-chair-b670-bk","provider":"Miramar Office Furniture ","version":"1.0","type":"link"}