{"product_id":"spinfit-cp145-s-silicone-eartips-for-5-6mm-nozzles","title":"SpinFit CP145 S Silicone Eartips for 5-6mm Nozzles","description":"\u003cp\u003e\u003cstrong\u003eSpinFit CP145 S are patented silicone replacement eartips engineered to deliver a secure seal, comfortable wear, and full sound for IEMs with 5–6mm nozzles.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese compact CP145 eartips from SpinFit use the brand's flexible silicone profile and patented stem design to adapt to ear canals and small nozzles commonly found on balanced-armature earphones. Sold as two pairs (four pieces) in the S size, they are intended for in-ear monitors and portable earphones that require a 4.5 mm bore internally and fit sound port diameters between 5 and 6 mm. They’re a practical swap for users who want improved comfort and a dependable fit without changing the earphone’s acoustic balance.\u003c\/p\u003e\n\n\u003ch3\u003eHow do SpinFit CP145 S eartips improve fit and comfort?\u003c\/h3\u003e\n\u003cp\u003eThe CP145 S uses soft, flexible silicone and a tapered shape that gently conforms to the ear canal, reducing pressure points from prolonged wear. The design emphasizes both hold and flexibility so tips stay in place during movement while remaining comfortable for long listening sessions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePatented flexible stem adapts to canal shape for a snug fit\u003c\/li\u003e\n  \u003cli\u003eSoft silicone reduces ear fatigue versus harder tips\u003c\/li\u003e\n  \u003cli\u003eCompact S size suits smaller ear canals and in-ear monitors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these eartips work with my earphones and nozzle size?\u003c\/h3\u003e\n\u003cp\u003eSpinFit CP145 S are intended for earphones whose sound-port nozzle measures 5–6 mm across and that accept a 4.5 mm internal bore eartip. They are commonly used with balanced-armature setups and are listed compatible with specific AKG models, but they also fit many other IEMs that meet the nozzle measurement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for nozzle diameters of 5–6 mm\u003c\/li\u003e\n  \u003cli\u003eInternal bore: 4.5 mm, suitable for BA driver earphones\u003c\/li\u003e\n  \u003cli\u003eKnown compatibility: AKG N30, AKG N40; included with AKG N5005\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these tips affect sound and isolation?\u003c\/h3\u003e\n\u003cp\u003eBecause the CP145 S maintains an acoustic path consistent with the original nozzle size, you’ll retain the earphone’s intended tonal balance while potentially improving low-frequency response from a better seal. Isolation improves when the tip seats correctly, though exact changes vary with ear anatomy and source gear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePreserves original acoustic alignment for accurate sound\u003c\/li\u003e\n  \u003cli\u003eImproved bass and noise isolation when achieving a proper seal\u003c\/li\u003e\n  \u003cli\u003eSmall bore helps match balanced-armature outputs without altering timbre\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s included and how do I install them?\u003c\/h3\u003e\n\u003cp\u003eThe package contains two pairs (four pieces) of SpinFit CP145 S silicone eartips. Swapping is straightforward: remove the original tip, align the CP145 stem with the nozzle, and press until it seats firmly. Clean tips and nozzles periodically to maintain hygiene and optimal fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContents: 2 pairs (4 pieces) of SpinFit CP145 S eartips\u003c\/li\u003e\n  \u003cli\u003eInstallation: push onto the nozzle until fully seated; pull straight off to remove\u003c\/li\u003e\n  \u003cli\u003eMaintenance: wipe with a soft cloth and mild soap; avoid solvents\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Musicians, commuters, audiophiles, and anyone using IEMs with small nozzles who want a more secure, comfortable seal without changing their earphones’ sound signature. These tips are particularly suited to users of balanced-armature earphones and models like the AKG N30, N40, or N5005 that require a 4.5 mm bore and 5–6 mm nozzle compatibility.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do SpinFit CP145 S fit 5mm nozzles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The CP145 S is designed for sound-port nozzles measuring 5–6 mm and has a 4.5 mm bore suitable for many BA earphones.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many eartips come in the package?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The package includes two pairs — four silicone eartips total in the S size.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpinFit","offers":[{"title":"Default Title","offer_id":48412910780573,"sku":"B07C98KMVD","price":17.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/spinfit-cp145-front-packaging_bb0480a1-3118-4580-ab2f-9026f682c8ff.jpg?v=1781252770","url":"https:\/\/nexoltic.com\/products\/spinfit-cp145-s-silicone-eartips-for-5-6mm-nozzles","provider":"Nexoltic","version":"1.0","type":"link"}