Model Size	Head Angle	Seat Angle	Top Tube (Effective)		Seat Tube (C-T)		Chainstay		BB Height		Wheel Base		Stand Over
16”	70	73	21.8	555	16.0	405	16.9	430	12.5	318	41.4	1053	29.8	758
18”	71	73	23.0	585	18.0	460	16.9	430	12.5	318	42.2	1074	30.8	784
20”	71	73	23.8	605	20.0	510	16.9	430	12.5	318	43.0	1094	31.5	801
21”	71	73	24.6	625	21.0	535	16.9	430	12.5	318	43.8	1114	32.3	821
Shift geometry based on 120-130mm travel fork