Multi-Function Finder Scope Base Dovetail Clamp Mount for Astronomical Telescope 
Feature:
Type A:
Black finder scope base with flat bottom
It cannot be used on curved object surfaces.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box/ tube ring on the dovetail plate.  
Aluminum alloy with oxidized surface
1/4 screw hole, M4 through-hole
Size: 44*40*16cm,weight: 40g
Type B:
Red finder scope base with flat bottom
It cannot be used on curved object surfaces.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box/ tube ring on the dovetail plate. 
Aluminum alloy with oxidized surface
1/4 screw hole, M4 through-hole
Size: 44*40*16cm,weight: 40g
Type C:
Black bridge type finder scope base with concave bottom 
It cannot be used on dovetail plate.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box/ on curved object surfaces or tube rings
Aluminum alloy with oxidized surface
1/4 screw hole, M4 through-hole
Size: 44*40*20cm,weight: 50g
Type D:
Red bridge type finder scope base with concave bottom 
It cannot be used on dovetail plate.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box/ on curved object surfaces or tube rings 
Aluminum alloy with oxidized surface
1/4 screw hole, M4 through-hole
Size: 44*40*20cm,weight: 50g
Type E:
Black cross slot finder scope base with flat bottom
It cannot be used on curved object surfaces.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box/ tube ring on the dovetail plate.
Aluminum alloy with oxidized surface
Size: 54.2*39*18cm,weight: 40g
Type F:
Red cross slot finder scope base with flat bottom 
It cannot be used on curved object surfaces.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box/ tube ring on the dovetail plate.
Aluminum alloy with oxidized surface
Size: 54.2*39*18cm,weight: 40g
Type G:
Red cross slot bridge type finder scope base with concave bottom
It cannot be used on dovetail plate.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box on C925/C11/C14/C8HD/C925HD/C11HD/C14HD curved object surfaces or tube rings 
Aluminum alloy with oxidized surface
Size: 54.1*39*22.6cm,weight: 50g
Type H:
Black cross slot bridge type finder scope base with concave bottom
It cannot be used on dovetail plate.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box on C925/C11/C14/C8HD/C925HD/C11HD/C14HD curved object surfaces or tube rings 
Aluminum alloy with oxidized surface
Size: 54.1*39*22.6cm,weight: 50g
Type I:
Black cross slot bridge type finder scope base with concave bottom
It cannot be used on dovetail plate.
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box on 150SLT/6SE/8SE/C5/C6/C8 curved object surfaces or tube rings
Aluminum alloy with oxidized surface
Size: 44*39*20.2cm,weight: 35g
Type J:
Red bridge type finder scope base with concave bottom
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box on curved object surfaces/ tube rings or dovetail plate
Aluminum alloy with oxidized surface
1/4 screw hole
Size: 44*35*20cm,weight: 40g
Type K:
Black bridge type finder scope base with concave bottom
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box on curved object surfaces/ tube rings or dovetail plate
Aluminum alloy with oxidized surface
1/4 screw hole
Size: 44*35*20cm,weight: 40g
Type L:
Silver bridge type finder scope base with concave bottom
Suitable for installing a variety of accessories such as finder scope/ guide scope/ guide box on curved object surfaces/ tube rings or dovetail plate
Aluminum alloy with oxidized surface
1/4 screw hole
Size: 44*35*20cm,weight: 40g 
Type M:
Black bridge type finder scope base with cross slot
The middle of dovetail groove can pass through M6 or 1/4 screws for installation on various dovetail plate rails, fixing rings, holders and other equipment. The top can be fixed with various guide scopes, finder scopes, astronomical boxes and other accessories with 60-degree base.
Size: 43.8*39*16cm,weight: 40g 
Type N:
Red bridge type finder scope base with cross slot
The middle of dovetail groove can pass through M6 or 1/4 screws for installation on various dovetail plate rails, fixing rings, holders and other equipment. The top can be fixed with various guide scopes, finder scopes, astronomical boxes and other accessories with 60-degree base.
Size: 43.8*39*16cm,weight: 40g