Model No. GC-101
Type: Bottom Welded/Top Welded for round chain stay
Size: 28.6" x 28.6" x 22.2", 1.37" x 24 TPI
Model No. GC-102
Type: Bottom Welded/Top Welded for oval chain stay
Size: 28.6" x 28.6" x 25"x19", 1.37" x 26 TPI
   
   
   
   

Model No. GC-103
Type: Bottom Welded/Top Welded for S.L.R.
Size: 28.6" x 28.6" x 22.2", 1.37" x 26 TPI
Model No. GC-104
Type: French Type Bottom Welded/Top Welded 
Size: 28.6" x 28.6" x 22.2", 1.37" x 24 TPI