Cage&Ring Material:316 Stainless Steel.
Ring Size: 40mm/45mm/50mm.
Net Weight:about 180-200g.
The Anti erection column and can be removed.
Style A:
The cage and ring are locked by screws.
There are no tubes inside the cage.
Cage inner diameter: 35mm.
Anti erection column diameter: 20mm.
Anti erection column length: 36mm.
length：145mm.
One set includes:1*Cage,1* Ring,1*Stainless Steel anti erection column,1*Silicone ,1*Screw and 1*Wrench.
Style B:
The cage and ring are locked by screws.
There is a tube inside the cage.
Cage inner diameter: 35mm.
Tubeinner diameter: 29mm.
Anti erection column diameter: 20mm.
Anti erection column length: 36mm.
length：145mm.
One set includes:1*Cage,1* Ring,1*Stainless Steel anti erection column,1*Silicone ,1*Screw and 1*Wrench.
Style C:
The cage and ring are locked by Magic lock.
There are no tubes inside the cage.
Cage inner diameter: 33mm/35mm.
Anti erection column diameter: 20mm.
Anti erection column length: 36mm.
length：145mm.
One set includes:1*Cage,1* Ring,1*Stainless Steel anti erection column,1*Silicone ,1*Magic lock and 2*Keys.
Style D:
The cage and ring are locked by Magic lock.
There is a tube inside the cage.
Cage inner diameter: 35mm.
Tubeinner diameter: 29mm.
Anti erection column diameter: 20mm.
Anti erection column length: 36mm.
length：145mm.
One set includes:1*Cage,1* Ring,1*Stainless Steel anti erection column,1*Silicone ,1*Magic lock and 2*Keys.
