Adapter & BFL Solution

Model Retail Price/USD
Combo A1 40 Combo C1 Not for Sale
Combo A2 52 Combo D1
Combo A3

(10mm Nikon Adapter)

35 Combo D2 58
Combo B1 Not for Sale Combo D3 58
Combo B2

(Canon Adapter)

35 Combo E1

 

35
Combo B3

(12.5mm Nikon Adapter)

40 Combo F1  Not for Sale
M42 All-in-one Kit 60
M54 All-in-one Kit 135