{"product_id":"north-sonar-s158-stabilizer-v2-2025","title":"North Sonar S158 Stabilizer V2 2025","description":"\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Barlow+Condensed:wght@600;800\u0026family=Barlow:wght@400;500;600\u0026display=swap');\n.pk-dt{font-family:'Barlow',system-ui,sans-serif;color:#0f1419;font-size:17px;line-height:1.6}.pk-dt h2,.pk-dt h3{letter-spacing:normal}.pk-dt img{max-width:100%}\n.pk-dt summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;font-weight:600;font-size:18px}.pk-dt summary::-webkit-details-marker{display:none}.pk-dt details[open] .pk-plus{transform:rotate(45deg)}\n.pk-dt .pk-h2{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:40px;line-height:1;text-transform:uppercase;margin:6px 0 28px 0}\n.pk-dt .pk-kicker{font-family:'Barlow Condensed',sans-serif;font-weight:600;letter-spacing:.18em;font-size:14px;color:#1b62b5}\n.pk-dt .pk-sec{max-width:1100px;margin:0 auto;padding:56px 24px}\n.pk-dt .pk-box{background:#eef2f6;padding:40px 28px}.pk-dt .pk-lead{margin:12px 0 0 0;font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:34px;line-height:1.05;text-transform:uppercase}\n.pk-dt .pk-in{margin:16px 0 0 0;color:#3d4752;max-width:760px}.pk-dt .pk-spec{margin:18px 0 0 0;font-weight:600;font-size:14px;letter-spacing:.08em;text-transform:uppercase}\n.pk-dt .pk-hero{width:100%;height:auto;max-height:480px;object-fit:cover;display:block}\n.pk-dt .pk-ul{margin:0;padding:0 0 0 20px;color:#3d4752}.pk-dt .pk-ul li{margin-bottom:10px}\n.pk-dt .pk-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));column-gap:48px;row-gap:28px}\n.pk-dt .pk-grid h3{margin:0 0 6px 0;font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:22px;text-transform:uppercase}.pk-dt .pk-grid h3 span{color:#1b62b5}.pk-dt .pk-grid p{margin:0;color:#3d4752}\n.pk-dt .pk-gray{background:#f2f4f7}.pk-dt .pk-tw{overflow-x:auto}.pk-dt .pk-tb{width:100%;min-width:320px;border-collapse:collapse;font-size:16px}\n.pk-dt .pk-tb thead tr{text-align:left;border-bottom:2px solid #0f1419}.pk-dt .pk-tb th{padding:10px 12px;font-family:'Barlow Condensed',sans-serif;font-weight:600;letter-spacing:.1em}\n.pk-dt .pk-tb td{padding:12px;font-weight:600}.pk-dt .pk-tb td:first-child{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:22px}\n.pk-dt .pk-tb th:first-child,.pk-dt .pk-tb td:first-child{padding-left:0}.pk-dt .pk-tb th:last-child,.pk-dt .pk-tb td:last-child{padding-right:0}\n.pk-dt .pk-tb tbody tr{border-bottom:1px solid #d5dbe2}.pk-dt .pk-tb tbody tr:last-child{border-bottom:0}\n.pk-dt .pk-note{margin:14px 0 0 0;font-size:15px;color:#4a5561}\n.pk-dt .pk-qs{background:#fff;border-top:1px solid #e3e7ec;border-bottom:1px solid #e3e7ec}.pk-dt .pk-quote{margin:10px 0 0 0;font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:28px;line-height:1.1;text-transform:uppercase}.pk-dt .pk-qs p{color:#3d4752}\n.pk-dt .pk-tech{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));column-gap:48px}.pk-dt .pk-tech li{padding:12px 0;border-bottom:1px solid #e3e7ec}\n.pk-dt a{color:#1b62b5;text-decoration:underline;text-underline-offset:3px;font-weight:600}\n.pk-dt details{border-bottom:1px solid #c9d1da;padding:16px 0}.pk-dt .pk-plus{font-size:26px;color:#1b62b5;transition:transform .2s}.pk-dt details p{margin:10px 0 0 0;color:#3d4752}\n.pk-dt .pk-vid{position:relative;padding-bottom:56.25%;height:0;overflow:hidden}.pk-dt .pk-vid iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}\n@media (max-width:640px){.pk-dt .pk-h2{font-size:30px}.pk-dt .pk-sec{padding:40px 18px}.pk-dt .pk-quote{font-size:22px!important}.pk-dt .pk-lead{font-size:26px!important}}\u003c\/style\u003e\n\u003cdiv class=\"pk-dt\"\u003e\n\n\u003csection class=\"pk-box\"\u003e\n\u003cdiv class=\"pk-kicker\"\u003eSTABILIZER · SONAR SYSTEM\u003c\/div\u003e\n\u003cp class=\"pk-lead\"\u003eTop speed with control\u003c\/p\u003e\n\u003cp class=\"pk-in\"\u003eDesigned for maximum speed with the pitch stability that powered riding demands, the S158v2 is recommended for light riders going very fast with small, fast front wings (HA550 to HA750 and MA500v2 to MA850v2). Its profiles are tuned for efficiency at medium and high speed, and its dihedral shape (seen from the front) gives a more planted feel that inspires confidence when you're powered up, going very fast and riding upwind. The high-modulus pre-preg carbon ensures optimal stiffness and direct response, and its thin profiles reduce drag.\u003c\/p\u003e\n\u003cp class=\"pk-spec\"\u003eArea 158 cm² · Span 380 mm · Aspect ratio 9.1 · High-modulus pre-preg carbon\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003cimg class=\"pk-hero\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0574\/2349\/5374\/files\/NKB_MY22_PDP_FOIL_HIGHLIGHT-BANNER_SONAR-S210-STABILIZER_DESKTOP_2880x1920px.jpg?width=1600\" alt=\"North Sonar foil underwater with stabilizer\"\u003e\n\n\u003csection class=\"pk-sec\"\u003e\n\u003cdiv class=\"pk-kicker\"\u003eWHO IT'S FOR\u003c\/div\u003e\n\u003ch2 class=\"pk-h2\"\u003eWho it's for\u003c\/h2\u003e\n\u003cul class=\"pk-ul\"\u003e\n\u003cli\u003eLight riders going very fast with small HA or MAv2 wings.\u003c\/li\u003e\n\u003cli\u003eAnyone looking for a planted feel for powered riding and going upwind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"pk-sec\" style=\"padding-top:0\"\u003e\n\u003cdiv class=\"pk-kicker\"\u003eKEY FEATURES\u003c\/div\u003e\n\u003ch2 class=\"pk-h2\"\u003eWhat makes it special\u003c\/h2\u003e\n\u003cdiv class=\"pk-grid\"\u003e\n\u003cdiv\u003e\n\u003ch3\u003e\n\u003cspan\u003e01\u003c\/span\u003e One of North's fastest\u003c\/h3\u003e\n\u003cp\u003eOne of the fastest stabilizers in the range.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003e\n\u003cspan\u003e02\u003c\/span\u003e Thinner profile\u003c\/h3\u003e\n\u003cp\u003eLess drag.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003e\n\u003cspan\u003e03\u003c\/span\u003e Aspect ratio of 9.1\u003c\/h3\u003e\n\u003cp\u003eLess drag for more speed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003e\n\u003cspan\u003e04\u003c\/span\u003e No tip ventilation\u003c\/h3\u003e\n\u003cp\u003eYou can breach the tips in a turn without it ventilating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003e\n\u003cspan\u003e05\u003c\/span\u003e Easy to recover\u003c\/h3\u003e\n\u003cp\u003eIt warns you early when it breaches and recovers easily.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"pk-gray\"\u003e\n\u003cdiv class=\"pk-sec\"\u003e\n\u003cdiv class=\"pk-kicker\"\u003eSIZES AND SPECS\u003c\/div\u003e\n\u003ch2 class=\"pk-h2\"\u003eSonar stabilizers\u003c\/h2\u003e\n\u003cdiv class=\"pk-tw\"\u003e\u003ctable class=\"pk-tb\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSTABILIZER\u003c\/th\u003e\n\u003cth\u003eAREA\u003c\/th\u003e\n\u003cth\u003eSPAN\u003c\/th\u003e\n\u003cth\u003eASPECT RATIO\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eS122\u003c\/td\u003e\n\u003ctd\u003e122 cm²\u003c\/td\u003e\n\u003ctd\u003e370 mm\u003c\/td\u003e\n\u003ctd\u003e11.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS145v2\u003c\/td\u003e\n\u003ctd\u003e145 cm²\u003c\/td\u003e\n\u003ctd\u003e350 mm\u003c\/td\u003e\n\u003ctd\u003e8.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS142\u003c\/td\u003e\n\u003ctd\u003e150 cm²\u003c\/td\u003e\n\u003ctd\u003e380 mm\u003c\/td\u003e\n\u003ctd\u003e10.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eS158v2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e158 cm²\u003c\/td\u003e\n\u003ctd\u003e380 mm\u003c\/td\u003e\n\u003ctd\u003e9.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS178\u003c\/td\u003e\n\u003ctd\u003e180 cm²\u003c\/td\u003e\n\u003ctd\u003e380 mm\u003c\/td\u003e\n\u003ctd\u003e8.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS185\u003c\/td\u003e\n\u003ctd\u003e185 cm²\u003c\/td\u003e\n\u003ctd\u003e350 mm\u003c\/td\u003e\n\u003ctd\u003e6.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS208\u003c\/td\u003e\n\u003ctd\u003e208 cm²\u003c\/td\u003e\n\u003ctd\u003e380 mm\u003c\/td\u003e\n\u003ctd\u003e7.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS210\u003c\/td\u003e\n\u003ctd\u003e210 cm²\u003c\/td\u003e\n\u003ctd\u003e350 mm\u003c\/td\u003e\n\u003ctd\u003e5.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS215\u003c\/td\u003e\n\u003ctd\u003e217 cm²\u003c\/td\u003e\n\u003ctd\u003e368 mm\u003c\/td\u003e\n\u003ctd\u003e6.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS238\u003c\/td\u003e\n\u003ctd\u003e238 cm²\u003c\/td\u003e\n\u003ctd\u003e430 mm\u003c\/td\u003e\n\u003ctd\u003e7.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS320\u003c\/td\u003e\n\u003ctd\u003e320 cm²\u003c\/td\u003e\n\u003ctd\u003e430 mm\u003c\/td\u003e\n\u003ctd\u003e5.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp class=\"pk-note\"\u003eOfficial North data; this stabilizer is in bold.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"pk-sec\"\u003e\n\u003cdiv class=\"pk-kicker\"\u003eTECHNOLOGY\u003c\/div\u003e\n\u003ch2 class=\"pk-h2\"\u003eTechnology and construction\u003c\/h2\u003e\n\u003cul class=\"pk-tech\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e high-modulus pre-preg carbon: optimal stiffness and direct response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e titanium screws, light and corrosion-free.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e mounted on top of the fuselage, out of the front wing's turbulence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSonar system:\u003c\/strong\u003e compatible with all Sonar aluminium and carbon fuselages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e stabilizer, cover and screw pack C (M8 x 16).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"pk-sec\" style=\"padding-top:0\"\u003e\n\u003cdiv class=\"pk-kicker\"\u003eCOMPARE\u003c\/div\u003e\n\u003ch2 class=\"pk-h2\"\u003eWhich one to choose?\u003c\/h2\u003e\n\u003cul class=\"pk-ul\"\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.popkite.com\/en\/products\/north-sonar-s142-stabilizer-2025\"\u003e\u003cstrong\u003eSonar S142 (150 cm²)\u003c\/strong\u003e\u003c\/a\u003e: smaller, needs less front-foot pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.popkite.com\/en\/products\/north-sonar-s178-stabilizer-2024\"\u003e\u003cstrong\u003eSonar S178 (180 cm²)\u003c\/strong\u003e\u003c\/a\u003e: bigger, needs more front-foot pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin:24px 0 0 0;color:#3d4752\"\u003e\u003cstrong style=\"color:#0f1419\"\u003ePair it with:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.popkite.com\/en\/products\/north-sonar-ma500v2-front-wing-2025\"\u003eMA500v2 front wing\u003c\/a\u003e, \u003ca href=\"https:\/\/www.popkite.com\/en\/products\/north-sonar-ma600v2-front-wing-2025\"\u003eMA600v2 front wing\u003c\/a\u003e, \u003ca href=\"https:\/\/www.popkite.com\/en\/products\/north-sonar-ha550-front-wing-2024\"\u003eHA550 front wing\u003c\/a\u003e, \u003ca href=\"https:\/\/www.popkite.com\/en\/products\/north-sonar-carbon-fuselage\"\u003eSonar carbon fuselage\u003c\/a\u003e and \u003ca href=\"https:\/\/www.popkite.com\/en\/products\/north-sonar-stabilizer-screw-pack-c\"\u003espare screw pack C\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"pk-gray\"\u003e\n\u003cdiv class=\"pk-sec\" style=\"max-width:860px\"\u003e\n\u003cdiv class=\"pk-kicker\"\u003eQUESTIONS\u003c\/div\u003e\n\u003ch2 class=\"pk-h2\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails open\u003e\u003csummary\u003eWhich front wings should I pair it with?\u003cspan class=\"pk-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\u003cp\u003eAccording to North's compatibility chart: MA500v2, MA600v2, HA550, HA650 and HA750.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat changes with a bigger or smaller stabilizer?\u003cspan class=\"pk-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\u003cp\u003eAccording to North, the stabilizer creates a downward force that stops the front wing from nosediving: a bigger one needs more front-foot pressure, and a smaller one, less.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhich screws does it use?\u003cspan class=\"pk-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\u003cp\u003eIt comes with screw pack C (M8 x 16). North recommends applying marine grease to the screws every time you assemble it.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs it compatible with my foil?\u003cspan class=\"pk-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\u003cp\u003eYes, if you have North's Sonar system: it fits all their aluminium and carbon fuselages.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003c\/div\u003e","brand":"North","offers":[{"title":"Black \/ 158 cm²","offer_id":50767791980890,"sku":"8715738889330","price":205.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/2349\/5374\/files\/124481_9824a1b8e7f980ecf5a20e0ce4ce436fdf88eb4e.png?v=1758793900","url":"https:\/\/www.popkite.com\/en\/products\/north-sonar-s158-stabilizer-v2-2025","provider":"Popkite","version":"1.0","type":"link"}