{"product_id":"japanese-hex-to-cylinder-rollerball-pen-0-5mm-machined-aluminum","title":"THE HEX-TO-CYLINDER ENGINE \/\/ 0.5MM CERAMIC ROLLERBALL: MACHINED ALUMINUM CHASSIS","description":"\u003cp data-path-to-node=\"1\"\u003e \u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"0\"\u003eTHE CONCEPT: INTEGRATED GEOMETRIC TRANSITION\u003c\/b\u003e The core logic of this chassis is its \u003cb data-path-to-node=\"2\" data-index-in-node=\"83\"\u003econtinuous geometric evolution\u003c\/b\u003e. The barrel transitions seamlessly from a \u003cb data-path-to-node=\"2\" data-index-in-node=\"156\"\u003eprecision hexagonal tail\u003c\/b\u003e—providing absolute anti-roll stability on flat surfaces—into a \u003cb data-path-to-node=\"2\" data-index-in-node=\"244\"\u003esmooth cylindrical grip section\u003c\/b\u003e at the point of contact. This architecture eliminates the physical bulk of traditional multi-sided pens while retaining the intuitive control of a drafting instrument. It is designed to neutralize the friction between executive intent and the page.\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"0\"\u003eTHE BUILD: ALL-METAL KINETIC MONOLITH\u003c\/b\u003e Unlike consumer-grade instruments that rely on plastic internal sleeves, this chassis is constructed from a \u003cb data-path-to-node=\"3\" data-index-in-node=\"146\"\u003emachined aluminum body\u003c\/b\u003e integrated with \u003cb data-path-to-node=\"3\" data-index-in-node=\"185\"\u003esolid brass internal components\u003c\/b\u003e. This material matrix achieves an exceptionally low center of gravity. This \u003cb data-path-to-node=\"3\" data-index-in-node=\"293\"\u003efront-heavy calibration\u003c\/b\u003e utilizes the instrument's 22-gram mass to drive the stroke, significantly reducing the downward force required from the hand. The tactile matte finish is engineered to maintain a high friction coefficient across varying temperature and humidity parameters, ensuring zero-slip performance under pressure.\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eTHE CORE: CERAMIC NEEDLE-POINT DYNAMICS\u003c\/b\u003e The instrument is equipped with a proprietary \u003cb data-path-to-node=\"4\" data-index-in-node=\"86\"\u003e0.5mm Needle-Point\u003c\/b\u003e ceramic rollerball system. The ultra-slim needle profile provides the user with an unobstructed visual field, allowing for absolute precision in dense annotations or complex technical sketching. The \u003cb data-path-to-node=\"4\" data-index-in-node=\"304\"\u003eceramic ball core\u003c\/b\u003e is physically immune to the micro-corrosion that plagues standard steel-tip pens, ensuring a consistent, frictionless flow of archival gel ink that dries instantly upon contact.\u003c\/p\u003e\n\u003chr data-path-to-node=\"5\"\u003e\n\u003ch3 data-path-to-node=\"6\"\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"0\"\u003eTECHNICAL SPECIFICATIONS\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eChassis Matrix:\u003c\/b\u003e Machined Aluminum Body \/ Solid Brass Tip \u0026amp; Mechanism.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003ePhysical Dimensions:\u003c\/b\u003e Length 136mm x Max Diameter 11.2mm (Ergonomic Taper).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eKinetic Balance:\u003c\/b\u003e 22.0g Net Weight with calibrated front-heavy bias.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,3,0\"\u003e\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eWriting Engine:\u003c\/b\u003e 0.5mm Precision Needle-Point (Ceramic Rollerball).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,0\"\u003e\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003eMechanical Logic:\u003c\/b\u003e High-tension top-knock piston with internal spring-dampening.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,5,0\"\u003e\u003cb data-path-to-node=\"7,5,0\" data-index-in-node=\"0\"\u003eRefill Standard:\u003c\/b\u003e Optimized for 0.5mm high-performance archival payloads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,6,0\"\u003e\u003cb data-path-to-node=\"7,6,0\" data-index-in-node=\"0\"\u003eOrigin:\u003c\/b\u003e Precision engineered and manufactured in Japan.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"13\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"ガンラクラクユメ","offers":[{"title":"GS02-G5-BK","offer_id":51008437223730,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true},{"title":"GS02-G5-GO","offer_id":51008437256498,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true},{"title":"GS02-G5-WI","offer_id":51008437289266,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true},{"title":"GS02-G5-BL","offer_id":51008437322034,"sku":null,"price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/6809\/4770\/files\/2_a49eb92b-2e57-497e-ae7e-783b1f7b13f3.jpg?v=1774424687","url":"https:\/\/ganraku.com\/en\/products\/japanese-hex-to-cylinder-rollerball-pen-0-5mm-machined-aluminum","provider":"ガンラクラクユメ","version":"1.0","type":"link"}