SkyRaider Bahtinov Mask for 66mm ball head it is useless without supporting

it is useless without supporting characters

Compatible with SkyRaider 66mm and 80mm refractors

Diagonal nosepiece and stepdown adapter are threaded for 2" filters

We also found that with this adapter you can put the Telrad on any telescope that was otherwise too short to fit the base (e

SkyRaider Bahtinov Mask for 66mm ball head it is useless without supportingBring your SkyRaider 66mm refractor telescope into perfect focus with our super cool 3 D printed Bahtinov mask! This Bahtinov mask mounts onto your telescope just like the dust cover. Fits perfect inside your SkyRaider 66 carry case for grab and go needs. Made in America! Only available in black. Not compatible with SkyRaider 80mm.