The Kowa Knurled Screw 1.25" Astronomical Eyepiece Adapter for TSN-88 TSN-AS1.25K is a precision-engineered accessory designed to seamlessly integrate 1.25" astronomical eyepieces with Kowa's TSN-88 series spotting scopes. Featuring a knurled screw fitting, this adapter allows for quick and secure attachment, ensuring a stable connection during observations. Crafted from high-quality materials, it provides durability and reliability for both terrestrial and astronomical viewing. The adapter's design minimizes the risk of accidental disconnections, making it an essential tool for enhancing the versatility of your Kowa spotting scope. Kowa Knurled Screw 1.25" Astronomical Eyepiece Adapter for TSN-88 TSN-AS1.25K