{"product_id":"solid-brass-hex-standoff-spacer-female-female-pcb-motherboard","title":"Solid Brass Hex Standoff Spacer — Female-Female Hexagon Pillar for PCB Motherboard","description":"\u003ch2\u003eSolid Brass Hex Standoff Spacer — Female-Female Hexagon Pillar for PCB \u0026amp; Motherboard\u003c\/h2\u003e\u003cp\u003eSolid brass female-female hex standoff spacers (hexagon pillar columns) for PCB mounting, motherboard installation, and electronics enclosure assembly. Brass construction provides excellent corrosion resistance, electrical conductivity for grounding, and precise dimensional stability for stacked PCB assemblies.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSolid Brass (Copper-Zinc Alloy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eNatural brass \/ nickel-plated (per variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Type\u003c\/th\u003e\n\u003ctd\u003eFemale-Female (both ends internal thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Standard\u003c\/th\u003e\n\u003ctd\u003eMetric (M2, M2.5, M3, M4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHead Shape\u003c\/th\u003e\n\u003ctd\u003eHexagonal pillar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDrive\u003c\/th\u003e\n\u003ctd\u003eHex wrench (external hex body)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eWhy Choose Brass Hex Standoffs?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid brass construction\u003c\/strong\u003e — superior corrosion resistance vs. steel; ideal for humid environments and long-term installations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFemale-female thread\u003c\/strong\u003e — accepts machine screws from both ends for secure PCB sandwich assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical grounding\u003c\/strong\u003e — conductive brass provides chassis grounding path for PCB mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise hex body\u003c\/strong\u003e — wrench-tightenable for secure, torque-controlled installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide size range\u003c\/strong\u003e — M2 to M4 thread, multiple lengths for different PCB stack heights\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePCB and motherboard mounting in electronics enclosures\u003c\/li\u003e\n\u003cli\u003eArduino, Raspberry Pi, and single-board computer (SBC) stacking\u003c\/li\u003e\n\u003cli\u003eATX\/mATX motherboard installation (M3 brass standoffs)\u003c\/li\u003e\n\u003cli\u003eIndustrial control panel PCB mounting\u003c\/li\u003e\n\u003cli\u003e3D printer controller board mounting (RAMPS, SKR, BTT)\u003c\/li\u003e\n\u003cli\u003eRF shielding and grounded PCB assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eM2, M2.5, M3, M4 metric machine screws. Compatible with: Arduino UNO\/Mega\/Nano mounting holes (M3), Raspberry Pi 3\/4\/5 mounting holes (M2.5), standard ATX motherboard mounting (M3), and most PCB designs with 3.2mm or 2.7mm mounting holes.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between brass and nylon standoffs?\u003c\/strong\u003e\u003cbr\u003eA: Brass standoffs are conductive (suitable for grounding), stronger, and more dimensionally stable. Nylon standoffs are non-conductive (electrical isolation), lighter, and non-magnetic. Choose brass for grounded chassis mounting; choose nylon for isolated PCB assemblies.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I use these with M3 screws for Raspberry Pi?\u003c\/strong\u003e\u003cbr\u003eA: Raspberry Pi 3\/4\/5 use M2.5 mounting holes. Use M2.5 brass standoffs for Raspberry Pi. M3 standoffs are used for Arduino Mega and standard ATX motherboards.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What wrench size do I need?\u003c\/strong\u003e\u003cbr\u003eA: M2 standoffs use a 4mm hex wrench; M2.5 use 5mm; M3 use 5.5mm; M4 use 7mm. Needle-nose pliers can also be used for light-duty installation.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSolid brass female-female hex standoff spacers (quantity and size per selected variant)\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"M2 10pcs \/ 3mm","offer_id":46885382291691,"sku":"380:201299346;5:202191810#M2 50pcs","price":11.34,"currency_code":"USD","in_stock":true},{"title":"M2 10pcs \/ 4mm","offer_id":46885382160619,"sku":"380:200844476#4mm;5:202191810#M2 50pcs","price":4.5,"currency_code":"USD","in_stock":true},{"title":"M2 10pcs \/ 5mm","offer_id":46885382226155,"sku":"380:200661875#5mm;5:202191810#M2 50pcs","price":4.72,"currency_code":"USD","in_stock":true},{"title":"M2 10pcs \/ 6mm","offer_id":46885382422763,"sku":"380:200661876#6mm;5:202191810#M2 50pcs","price":4.78,"currency_code":"USD","in_stock":true},{"title":"M2 10pcs \/ 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