{"product_id":"tsumura-lightweight-chainsaw-bar-30-3-8-063","title":"Tsumura, Stihl Lightweight Chainsaw Bar 235FK4 - 30\", 3\/8\", .063\", D025, 3003 000 5253, 30030005253, 3003 000 9453, 30030009453, 303RNDD025","description":"\u003cp\u003eTsumura Lightweight Chainsaw Bar - 30\", 3\/8\", .063\", D025\u003c\/p\u003e\n\u003cp\u003eSKU = 235FK4\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cspan\u003eTsumura 235FK4 \u003c\/span\u003e\u003cspan\u003eis a premium \"Light \u0026amp; Tough\" professional chainsaw bar manufactured in Japan. This 30-inch model is highly sought after by professional fellers because it solves the \"nose-heavy\" problem associated with long bars. By laser-cutting dove-tailed notches into the SKS-51 steel and filling them with hard resin, Tsumura reduces the bar's weight by approximately \u003c\/span\u003e\u003cspan\u003e20%\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis weight reduction allows for a 30-inch reach while maintaining the balance and maneuverability typically found in a much shorter bar, all without sacrificing the extreme rigidity required for straight felling cuts in heavy timber.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eGenuine OEM \u0026amp; Aftermarket Cross-Reference\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis bar is a 100% direct high-performance replacement for the following part numbers:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eSTIHL (OEM):\u003c\/span\u003e\u003cspan\u003e 3003 000 5253, 30030005253 (Rollomatic E) \/ 3003 000 9453, 30030009453 (Rollomatic ES Light)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eGA SPARES (ProKut):\u003c\/span\u003e\u003cspan\u003e GAFCD3043RS (Professional Sprocket Nose)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eOREGON:\u003c\/span\u003e\u003cspan\u003e 303RNDD025 (PowerCut™)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eGB:\u003c\/span\u003e\u003cspan\u003e LHL30-63PA, LHL3063PA (Lush)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eSUGIHARA:\u003c\/span\u003e\u003cspan\u003e ST2U-3Q75-A, ST2U3Q75A (Light Type)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eDetailed Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eTsumura Part Number:\u003c\/span\u003e\u003cspan\u003e 235FK4 \u003c\/span\u003e\u003cspan\u003e(Light \u0026amp; Tough Series)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eBar Length:\u003c\/span\u003e\u003cspan\u003e 30\" (75cm)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003ePitch:\u003c\/span\u003e\u003cspan\u003e 3\/8\"\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eGauge:\u003c\/span\u003e\u003cspan\u003e .063\" (1.6mm)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eDrive Link Count:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e98 DL\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eMount Type:\u003c\/span\u003e\u003cspan\u003e D025 \/ 3003 (12.1mm Slot)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eNose Type:\u003c\/span\u003e\u003cspan\u003e 11-Tooth Replaceable Premium Sprocket Tip\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eConstruction:\u003c\/span\u003e\u003cspan\u003e Resin-Filled Lightweight SKS-51 Japanese Steel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFitment Guide\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis bar utilizes the \u003c\/span\u003e\u003cspan\u003eStihl Medium\/Large Mount (D025)\u003c\/span\u003e\u003cspan\u003e. Due to its length, it is recommended for high-displacement Stihl saws (running 3\/8\" pitch drive sprockets):\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003ePrimary Recommendations:\u003c\/span\u003e\u003cspan\u003e 044, 046, 064, 066, MS 440, MS 441, MS 460, MS 461, MS 462, MS 500i, MS 660, MS 661.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eMid-Range (Occasional Use):\u003c\/span\u003e\u003cspan\u003e MS 361, MS 362, MS 391, MS 400 (Note: Ensure saw has adequate oil flow for a 30\" bar).\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eWhy Choose Tsumura Lightweight Bars?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eCorrected Saw Balance:\u003c\/span\u003e\u003cspan\u003e On a 30\" bar, the weight saved at the tip is substantial. This moves the center of gravity back toward the powerhead, reducing leverage strain on the operator's wrists and back.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eResin-Filled Rigidity:\u003c\/span\u003e\u003cspan\u003e Unlike some \"light\" bars that use a hollow three-piece sandwich construction, Tsumura’s solid-body resin-filled design provides superior stiffness, which is critical for accuracy on a 30-inch span.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003eJapanese SKS-51 Steel:\u003c\/span\u003e\u003cspan\u003e Induction-hardened rails provide world-class durability. The steel is engineered to \"spring\" back to center if pinched, rather than staying bent like cheaper alternatives.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTsumura Light \u0026amp; Tough – Reduced Weight Guide Bar – D025 (Stihl 3003 Mount)\u003cbr\u003eA genuine Japanese Tsumura Light \u0026amp; Tough – Reduced Weight guide bar built for serious cutting performance in Australian hardwood.\u003cbr\u003eThis reduced-weight version features staggered weight-reduction dove-tailed slots cut into the bar body and filled with high-strength resin, lowering overall weight by approximately 20% while maintaining rigidity and rail durability.\u003cbr\u003eManufactured from a single piece of SKS-51 Japanese steel, this professional-grade guide bar is designed for demanding farm, firewood and forestry applications where reduced fatigue matters.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eTechnical Specifications\u003cbr\u003eMount Pattern: Oregon D025 \/ Stihl 3003\u003cbr\u003eCommon Application: Stihl saws approx. 60cc–91cc with 12mm bar studs\u003cbr\u003ePitch: 3\/8\"\u003cbr\u003eGauge: .063\" (1.6mm)\u003cbr\u003eConstruction: Solid SKS-51 Japanese steel with resin-filled weight reduction\u003c\/p\u003e","brand":"Whites Forestry","offers":[{"title":"Default Title","offer_id":45017894682677,"sku":"DS1869","price":280.25,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0567\/8193\/0549\/files\/207FK4_1.avif?v=1772230505","url":"https:\/\/rgeaus.com.au\/products\/tsumura-lightweight-chainsaw-bar-30-3-8-063","provider":"Rg Enterprises","version":"1.0","type":"link"}