Fotodiox Pro Lens Cap for Rollei TLR Camera with 80mm f2.8 Take Lens, Matte Finish, fits Twin Lens Rollei (TLR) Bay III Mount, 2.8B 2.8 Biometer; 2.8C 2.8 Planar 2.8 Xenotar; 2.8D E-V Scale; 2.8E, Exp. Meter; 2.8E2; 2.8E3; 2.8F Coupled meter; 2.8GX 1; 2.8GX 2; 2.8FX; Tele Rolleiflex 4/0 135mm Sonnar Lenses This premium quality lens hood is specifically designed for Rolleiflex Cameras with taking lens has Bay III mount. Metal cap with matte finish, precision design Third-party lens cap, Tight fit as Original 24 Month Manufacture Warranty