Here is a used Afco double adjustable aluminum canister threaded body shock. It is 7" stroke. Good shape.
Penske Racing Shocks Alum 8100 Late Model double adjustable canister shocks
AFCO 8" Aluminum Double Adjustable Threaded Body Coil-Over Shock DR127
AFCO 9" Aluminum Double Adjustable Threaded Body Coil-Over Shock TT22
Advanced 9" Double Adjustable Threaded Body Coilover Gas Canister Shock TT78
KW Competition RR Double Adjustable Gas Canister Shock with Coilover Spring
KW Competition LF Double Adjustable Gas Canister Shock with Coilover Spring