{"product_id":"cra-stffw-cob","title":"COBRA DARKSPEED FW Sleeve Shaft CRAZY STF Synergy Thrust Carbon Shaft 50 60 70 Made in Japan","description":"\u003cp\u003eCRAZY STF SYNERGY THRUST is a high-performance shaft specifically designed for fairway woods, embodying two concepts: \"synergy,\" which is the fusion of multiple forces, and \"thrust,\" which powerfully propels the ball. \u003c\/p\u003e\u003cp\u003eIts construction caters to a wide range of golfers' needs, from a mid-low kick point model in the 50g range to a mid-kick point hard-spec model in the 70g range. The shaft's rigidity and torque balance have been meticulously adjusted to achieve both flexibility and excellent rebound. The STF50 is ideal for mid-head speed golfers seeking a smooth swing, while the STF60\/70 is perfect for competitive players who prioritize impact strength and control.\u003c\/p\u003e\u003cp\u003eAll shafts are manufactured in Japan, ensuring reliable quality supported by sophisticated manufacturing techniques. They produce stable shots from the fairway while combining high launch and long distance. Golfers who struggle with their woods or often mishit shots will especially feel the sensation of the club performance assisting their swing.\u003c\/p\u003e\u003cp\u003eThis is CRAZY's latest FW-specific shaft, and you'll be amazed by its perfection once you use it.\u003c\/p\u003e\u003cp\u003e\u003cspec\u003e\u003c\/spec\u003e\u003c\/p\u003e\u003cp\u003eSTF Series (Carbon Shaft for Fairway Woods)\u003c\/p\u003e\u003cp\u003e・Length: 44 inches\u003c\/p\u003e\u003cp\u003e・Tip diameter: 8.5mm (.335)\u003c\/p\u003e\u003cp\u003e・Made in Japan\u003c\/p\u003e\u003cp\u003e▶ STF50《Mid-low kick point, Lightweight model》\u003c\/p\u003e\u003cp\u003eR (54g \/ Torque 3.5)\u003c\/p\u003e\u003cp\u003eSR (54g \/ 3.5)\u003c\/p\u003e\u003cp\u003eS (55g \/ 3.4)\u003c\/p\u003e\u003cp\u003eSX (55g \/ 3.4)\u003c\/p\u003e\u003cp\u003eQuick snap back, high launch, and excellent ball capture.\u003c\/p\u003e\u003cp\u003eLightweight and easy to swing through.\u003c\/p\u003e\u003cp\u003e▶ STF60《Mid kick point, Standard model》\u003c\/p\u003e\u003cp\u003eS (66g \/ 3.6)\u003c\/p\u003e\u003cp\u003eSX (66g \/ 3.5)\u003c\/p\u003e\u003cp\u003eX (67g \/ 3.5)\u003c\/p\u003e\u003cp\u003eXX (68g \/ 3.5)\u003c\/p\u003e\u003cp\u003e3X (68g \/ 3.4)\u003c\/p\u003e\u003cp\u003eWell-balanced mid-kick point design.\u003c\/p\u003e\u003cp\u003eIdeal for intermediate to advanced players seeking both distance and direction.\u003c\/p\u003e\u003cp\u003e▶ STF70《Mid kick point, For hard hitters》\u003c\/p\u003e\u003cp\u003eSX (73g \/ 2.6)\u003c\/p\u003e\u003cp\u003eX (74g \/ 2.5)\u003c\/p\u003e\u003cp\u003eXX (74g \/ 2.5)\u003c\/p\u003e\u003cp\u003e3X (75g \/ 2.5)\u003c\/p\u003e\u003cp\u003eRigidity and low torque prevent deviation even with powerful swings.\u003c\/p\u003e\u003cp\u003eBest match for players with high head speeds.\u003c\/p\u003e\u003cp\u003e🛠 Common features of the series\u003c\/p\u003e\u003cp\u003e・FW-specific design for optimal balance with each club number\u003c\/p\u003e\u003cp\u003e・High-precision quality made in Japan\u003c\/p\u003e\u003cp\u003e・Covers 50g to 70g to suit playing style and physical strength\u003c\/p\u003e\u003cp\u003e➡ Covers all FW shots, from light operability to powerful, heavy-hitting types!\u003c\/p\u003e\u003cp\u003eYour best shaft for your swing is here.\u003c\/p\u003e\u003cp\u003e\u003cpoints\u003e\u003c\/points\u003e\u003c\/p\u003e\u003cp\u003eShaft only not available. For reshafting only.\u003c\/p\u003e\u003cp\u003eTaylormade\u003c\/p\u003e\u003cp\u003ePING G430 G425 G410\u003c\/p\u003e\u003cp\u003ePING 2025 G440\u003c\/p\u003e\u003cp\u003eCOBRA DARKSPEED\u003c\/p\u003e\u003cp\u003eCOBRA 2025 DS-ADAPT\u003c\/p\u003e\u003cp\u003eSrixon 2024 Zxi\u003c\/p\u003e\u003cp\u003eCRAZY Shaft\u003c\/p\u003e\u003cp\u003eCRAZY STF\u003c\/p\u003e\u003cp\u003eSynergy Thrust\u003c\/p\u003e\u003cp\u003eSYNERGY THRUST\u003c\/p\u003e\u003cp\u003eFairway Wood Shaft\u003c\/p\u003e\u003cp\u003eFW-specific Shaft\u003c\/p\u003e\u003cp\u003eGolf Carbon Shaft\u003c\/p\u003e\u003cp\u003eShaft resistant to misses\u003c\/p\u003e\u003cp\u003eLightweight High Launch Shaft\u003c\/p\u003e\u003cp\u003eMade in Japan Golf Shaft\u003c\/p\u003e\u003cp\u003eMid Kick Point Shaft\u003c\/p\u003e\u003cp\u003eMid-Low Kick Point Shaft\u003c\/p\u003e\u003cp\u003e50g Range Shaft\u003c\/p\u003e\u003cp\u003e60g Range Shaft\u003c\/p\u003e\u003cp\u003e70g Range Shaft\u003c\/p\u003e\u003cp\u003eDraw-bias Shaft\u003c\/p\u003e\u003cp\u003eDirectional Control Improvement Shaft\u003c\/p\u003e\u003cp\u003eShaft Stability\u003c\/p\u003e\u003cp\u003eSlice Countermeasure Shaft\u003c\/p\u003e\u003cp\u003e40s Golfer Shaft\u003c\/p\u003e\u003cp\u003eAverage Swing Speed\u003c\/p\u003e\u003cp\u003eDistance Improvement Shaft\u003c\/p\u003e\u003cp\u003eCompetitive Golf FW Specific\u003c\/p\u003e\u003cp\u003eFairway Accuracy Improvement\u003c\/p\u003e\n\u003c!-- rakuten_sync_hash: ba9546fdd25e693e62f10df72afd2b22 | ai_optimized: true --\u003e","brand":"アップサイドゴルフ本店","offers":[{"title":"STF50\/SX \/ For STF FW only","offer_id":49947252621541,"sku":"10042001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF70\/SX \/ For STF FW only","offer_id":49947252654309,"sku":"10102001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF50\/SR \/ For STF FW only","offer_id":49947252687077,"sku":"10022001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF70\/XX \/ For STF FW only","offer_id":49947252719845,"sku":"10122001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF50\/R \/ For STF FW only","offer_id":49947252752613,"sku":"10012001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF70\/3X \/ For STF FW only","offer_id":49947252785381,"sku":"10132001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF60\/S \/ For STF FW only","offer_id":49947252818149,"sku":"10052001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF60\/X \/ For STF FW only","offer_id":49947252850917,"sku":"10072001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF60\/3X \/ For STF FW only","offer_id":49947252883685,"sku":"10092001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF50\/S \/ For STF FW only","offer_id":49947252916453,"sku":"10032001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF70\/X \/ For STF FW only","offer_id":49947252949221,"sku":"10112001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF60\/SX \/ For STF FW only","offer_id":49947252981989,"sku":"10062001","price":44000.0,"currency_code":"JPY","in_stock":true},{"title":"STF60\/XX \/ For STF FW only","offer_id":49947253014757,"sku":"10082001","price":44000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/0407\/0885\/files\/cra-stffw-cob-1.jpg?v=1783308593","url":"https:\/\/upsidegolf.co.jp\/en\/products\/cra-stffw-cob","provider":"UpsideGolf","version":"1.0","type":"link"}