Spectrum Telescope Chromium Solar Film ST450CBP1

Your O.D. Measurement: 4 1/8” (105mm) to 4 3/8” (111mm)

Fits: AstroPhysics 90mm; Meade DS-90; TeleVue-85; GP-102; Orion ShortTube 90, GoScope 350 Transporter 70 EQ; Takahashi:  FS-78, FCL-90 (Sky 90); Vixen 4;