{"product_id":"htg-gear-sh-16","title":"[HTG] CNC Machined Spiral Helical Steel Gear Set \"Gen Gear\" 16:1","description":"\u003cdl class=\"item-description\"\u003e\n\n\u003cdd\u003e\n\n\u003cspan\u003eIntroducing a custom gear set for electric airsoft guns, designed to pursue high quality and high performance.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBorn from H.T.G. Basic's \"Gen (KURO) Concept,\" this gear set is compatible with Ver. 2, Ver. 3, and Ver. 6 gearboxes, and features the industry's first spiral gear and all-helical gears.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWith 5 gear ratio options: 18:1, 16:1, 13:1, 12:1, and 9:1 (DSG), and a total of 10 variations including conventional spur gears, it expands customization possibilities.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e【Integrated Design with High-Precision CNC Machining】\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHigh-precision integrated design achieved through CNC (Computer Numerical Control) machining eliminates compatibility issues, noise, and variations in transmission efficiency between gears. This ensures optimal performance without concerns about combining with products from other manufacturers.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e【Adoption of High-Strength Steel Material】\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUtilizes S45C and 20CrMnTi (chromium-manganese-titanium alloy gear steel). The material and hardness of each part have been adjusted to suit the characteristics of electric airsoft guns, improving durability and reliability.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e【Changes for Higher Speed and Easier Setting】\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTo accommodate motors with instantaneous RPM increases, such as brushless motors, improved response of electronic triggers, or pre-cocking, the tappet pin position on the sector gear has been moved to a delayed position compared to conventional models.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThis increases the flexibility and simplicity of tappet plate setting.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSector cutting is primarily from the leading tooth, which allows for settings that minimize changes in cut-off timing while adjusting the relationship between nozzle opening timing and piston.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAdditionally, nozzle closing timing can be adjusted by cutting the lower part of the tappet plate wing, increasing the freedom of processing shape and making nozzle control easier.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eNote: There are differences from conventional settings, so please test thoroughly before use.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e【Effects and Advantages of Spiral and Helical Gears】\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e◇Spiral Gear (adopted for pinion and bevel gears)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・High torque transmission efficiency: The helical tooth surface contact allows multiple teeth to mesh simultaneously. This ensures smooth torque transmission and withstands heavy loads.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Noise reduction: Increased contact area between teeth and smooth meshing significantly reduce vibration and noise.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Improved durability: Stress on the tooth surface is distributed, leading to less wear and longer lifespan.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e*A pinion gear for D-type motor shafts is included.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePlease note that it cannot be used with O-type shafts such as our \"Gen Motor\".\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e◇Helical Gear (adopted for counter and sector gears)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Smooth operation: Diagonally cut tooth profiles ensure continuous meshing and reduced impact.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・High rotational performance: Stable transmission is possible even at high rotation speeds, contributing to improved firing cycle.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Improved quietness: Smoother contact compared to spur gears reduces noise within the gearbox.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e◇Specifications Change for Spiral Bevel Gear\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・The spiral bevel gear is difficult to integrally mold due to its structure, so it is an assembled type.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・The anti-reversal drum has been improved from conventional MIM molding to CNC machining to reduce play.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・The anti-reversal pawls have been increased from 5 to 6, and the shape is smoother, taking advantage of separate CNC machining.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e【Further Performance Improvement with Meticulous Shim Adjustment】\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePrecise shim adjustment minimizes backlash (play) between gears, leading to improved torque transmission efficiency and response.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e【Gear Ratio Lineup】\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e18:1: Standard gear ratio for balanced performance.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e16:1: Improves firing cycle and provides moderate torque.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e13:1: Ideal for users seeking high-speed firing.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e12:1: Pursues even higher firing speed.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e9:1 (DSG): Dual sector gear specification for amazing rate of fire and crisp semi-auto shots due to short stroke.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e*Although the gear ratio of the 9:1 (DSG) set is 18:1, the effective gear ratio becomes 9:1 because the sector gear performs twice the operation.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e【Set Contents】\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Sector gear\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Counter gear (spur gear)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Bevel gear\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Pinion gear\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Hex wrench\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Grub screw for mounting\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e【Caution】\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Replacing the pinion gear on brushless motors requires technical skill and knowledge. If you are unsure or lack the proper tools, please consult a specialized shop.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Cannot be used in conjunction with gears from other manufacturers or conventional spur gears.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・The sector gear of the spiral helical gear set has 16 flat teeth (8 teeth for DSG) that pull the piston.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Processing or adjustment may be required for installation.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e・Apply thread locker to the grub screw for pinion fixation.\u003c\/span\u003e\n\n\u003c\/dd\u003e\n\n\n\u003c\/dl\u003e\n\u003cdl\u003e\u003c\/dl\u003e","brand":"HTG","offers":[{"title":"Default Title","offer_id":49514117497091,"sku":"htg-gear-sh-16","price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0405\/1684\/5735\/files\/htg-gear-sh-16.jpg?v=1787630663","url":"https:\/\/rock-et.jp\/en-asia\/products\/htg-gear-sh-16","provider":"ROCK-et","version":"1.0","type":"link"}