{"product_id":"teslong-rifle-borescope-for-phone-pc-usb-c-ready-inspection-tool","title":"Teslong Rifle Borescope for Phone \u0026 PC - USB-C Ready Inspection Tool","description":"\u003cp\u003eIn this review the Teslong NTG100H-C rifle borescope shows itself as a practical inspection tool for shooters and gunsmiths who need clear, repeatable views down a barrel. The single biggest reason to buy is its USB-C compatibility for direct connection to iPhone 15\/16 and modern USB-C phones and tablets, combined with a rigid 26 in probe and depth markings that make pinpoint inspections straightforward and repeatable. It is a focused tool for diagnosing fouling, throat erosion, rifling wear and chamber issues without guesswork.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-C and multi-cable support:\u003c\/strong\u003e Direct USB-C connection to iPhone 15\/16 and USB-C Android devices plus bundled USB and MicroUSB cables keep it usable with Windows and Mac computers and older phones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.2 in diameter probe:\u003c\/strong\u003e The 5mm micro probe with HD close-focus camera fits.20 caliber and larger barrels for detailed inspection of rifling and fouling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSix mirror options:\u003c\/strong\u003e Five 45 degree mirrors for a range of bore sizes and a 35 degree low-glare mirror improve side-view visibility and reduce wall glare in different calibers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRigid 26 in probe with markings:\u003c\/strong\u003e Laser-etched depth marks and a rubber positioning ring let users locate and return to exact positions inside the barrel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable lighting and durability:\u003c\/strong\u003e Six LEDs with variable brightness provide even illumination, and the waterproof, corrosion-resistant probe plus braided cables increase longevity and ease of cleaning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis borescope is aimed at firearm enthusiasts, competitive shooters, and gunsmiths who need precise visual inspection of rifle barrels from.20 caliber upward. The rigid probe and depth markings are particularly helpful for anyone who wants repeatable evidence of wear, fouling or chamber damage during maintenance or troubleshooting.\u003c\/p\u003e\n\u003cp\u003eIt is less useful for very small calibers under.20 or for users who prefer a completely wireless inspection workflow; those who need the smallest possible probe or a wireless-only camera should consider other form factors.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect USB-C connectivity to current phones makes setup fast and avoids adapters for iPhone 15\/16 and USB-C devices.\u003c\/li\u003e\n\u003cli\u003eRigid 26 in probe with depth markings provides excellent control and repeatable positioning during inspection.\u003c\/li\u003e\n\u003cli\u003eSix mirror options and adjustable LEDs deliver versatile, low-glare viewing across multiple calibers.\u003c\/li\u003e\n\u003cli\u003eWaterproof probe and corrosion-resistant construction simplify cleaning and extend service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe probe diameter is designed for.20 cal and larger, so it will not fit smaller barrels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe diameter\u003c\/td\u003e\n\u003ctd\u003e5mm (about 0.2 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe length\u003c\/td\u003e\n\u003ctd\u003e26 in rigid stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eUSB-C, USB-A, MicroUSB cables included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIllumination\u003c\/td\u003e\n\u003ctd\u003e6 adjustable LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirrors included\u003c\/td\u003e\n\u003ctd\u003eFive 45 degree mirrors (5mm, 6mm, 7mm, 8.5mm, 10mm) and one 35 degree 5mm mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaterproof\u003c\/td\u003e\n\u003ctd\u003eYes, probe is waterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe NTG100H-C is a solid, purpose-built rifle borescope for anyone who inspects.20 caliber and larger barrels regularly. Its USB-C phone compatibility, rigid probe with depth markings, and multiple mirror options make it a practical value for shooters and gunsmiths who need reliable, repeatable inspections without cumbersome adapters.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this connect directly to iPhone 15 or 16?\u003c\/strong\u003e\u003cbr\u003eYes. The NTG100H-C includes a dedicated USB-C cable for direct connection to iPhone 15\/16 and other USB-C phones and tablets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat calibers will the probe fit?\u003c\/strong\u003e\u003cbr\u003eThe 5mm probe is designed to fit.20 caliber and larger barrels; mirrors allow better viewing for up to.50 caliber sizes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the probe safe to clean and reuse?\u003c\/strong\u003e\u003cbr\u003eYes. The probe is waterproof and corrosion-resistant, and the braided cables increase durability for repeated cleaning and use.\u003c\/p\u003e","brand":"Teslong","offers":[{"title":"Default Title","offer_id":48237913997531,"sku":"B0DRP5MDLL","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71td897j0oL._AC_SL1500.jpg?v=1770829209","url":"https:\/\/gearmusthave.com\/products\/teslong-rifle-borescope-for-phone-pc-usb-c-ready-inspection-tool","provider":"GearMustHave","version":"1.0","type":"link"}