Ruger revolver scope & red dot mounts

RUGER® New and Old Model Blackhawk Super Blackhawk and Bisley Model No Drill Scope Mount ($59.95)
This mount fits on any length barrel - probably not with vent-rib accessory.

•     Does Not Fit Flat Top Model
•     Does Not Fit Hunter Model or 357 Maximum

https://www.jackweigand.com/Ruger-Super-Blackhawk-No-Drill-Scope-Mount.html

WEIG-A-TINNY® RUGER Revolver Mini Scope Mount  ($34.95)
*Fits many RUGER revolvers with adjustable sights.
Remove the rear sight and install this versatile WEIG-A-TINNY® style base, scope mount in just minutes. Uses existing rear sight elevation screw hole and sight spring pocket for mounting.  Oversize recoil lug prevents the scope mount from shifting even when shooting full-house, magnum loads.
Accepts all Weaver-style attaching points and Picatinny accessories. 2-1/2" long,

• CAUTION: We do not suggest sights weighing over 3.5 ounces for this scope mount.
• Does Not fit the SP-101 Models
• Does Not fit the Ruger Super Redhawk Models
• Does Not fit the Ruger Blackhawk "Flat Top" Models

https://www.jackweigand.com/Ruger-Revolver-Mini-Mount.html

No Drill and Tap -  Remove the rear sight, insert the threaded dovetail filler and install the mount with the screws provided. Accepts all Weaver style rings and accessories and most Picatinny rings and accessories. 5-1/4" long
https://www.jackweigand.com/rm2fd.html
Installation video on site.

Also on Amazon @ $36 + $4.95 shipping: https://www.amazon.com/Weigand-Combat-RUGER-Revolver-Scope/dp/B06XPNF4FV/ref=sr_1_3?dchild=1&

keywords=ruger+blackhawk+scope+mount&qid=1611076851&s=sporting-goods&sr=1-3

Scope Mount Ruger MKI MKII MKIII MKIV 22/45 ($49.95)

TAURUS Revolver WEIG-A-TINNY® Mini Mount - Silver  ($39.95)
https://www.jackweigand.com/Taurus-Revolver-Model-Mini-Mount.html
Look at an example of rear sight to determine if it fits.

Smith & Wesson Revolver WEIG-A-TINNY® Mount - Black ($34.95)
https://www.jackweigand.com/swhpmnt.html
*Fits K, L, N frame revolvers that come drilled and tapped from the factory. Top straps on older S&W revolvers can be easily drilled and tapped for this scope mount.

Smith & Wesson Revolver WEIG-A-TINNY® Mini Mount - Black ($34.95)
https://www.jackweigand.com/Smith-Wesson-Revolver-Mini-Mount.html
*Fits K, L, N, and X frame revolvers that come drilled and tapped from the factory. Top straps on older S&W revolvers can be easily drilled and tapped for this scope mount.
See Identification video on this site.  There will be 3 drilled & tapped holes in the top-strap that you can see when you swing the cylinder open.