Baader T-Ring Pentax K to T-2 - Camera Adapters - Adapters & Imaging Accessories - Accessories
Novoflex PENTQ/T2, T2-ring for Pentax Q cameras
T2 Pentax Telescope Adapter | Adapter Pentax Camera K3 | Pentax K 1 Lens Adapter - T2-pk - Aliexpress
Bresser | BRESSER T2 Ring Pentax S | Expand Your Horizon
Sidereal Trading T2 T-Mount for Pentax K - Sidereal Trading Pty Ltd - The Astronomy Store
Amazon.com : Fotasy Adjustable T/T2 Telescope Lens to Pentax K Mount DSLR Camera Adapter Ring, Compatible with K-70 K-1 K-3 II K-S2 K-S1 K-3 K-50 K-30 K-5 IIs K-5 II K-5 K-500