Flip-flop stem | It's a curious stem design; I think it's 11… | Flickr
NOS VINTAGE GT 1 1/8" x 130 x 25.4 STEEL FLIP FLOP QUILL STEM - BLACK | eBay
The GT Vault - Another stunning GT Flip Flop Stem secured and in really great shape, these are getting hard to find lately! 1992 #gt #gtbike #gtbikes #gtbicycles #history #gtflipflop #gtstem #alliwantforxmas | Facebook