On One Atomic Geometry

Rider Height Suggested Frame Size
5′8″ to 5′11″ (172cm-181cm) Medium 
5′11″ to 6′3″ (172cm-180cm) Large
6′3″ to 6′7″ (180cm- 190cm) X-Large

  Medium Large X-Large
(A) Reach 446.3 475.4 509.5
(B) Stack 618.4 623.5 628.7
(C) Effective Top Tube Length 611.4 641.2 676.3
(D) Seattube Length 420 458 508
(E) Effective Seattube Angle 75.1°
(Low 74.6°)
75.1°
(Low 74.6°)
75.1°
(Low 74.6°)
(F) Seattube Angle (Actual) 70.6°
(Low 70.1°)
70.6°
(Low 70.1°)
70.6°
(Low 70.1°)
(G) Saddle Height at Saddle Offset      
(H) Saddle Offset at Saddle Height      
(I) Headtube Length 105 110 115
(J) Headtube Angle 65.5°
(Low 65)
65.5°
(Low 65)
65.5°
(Low 65)
(K) Chainstay Length 440 440 440
(L) Front Centre 766.5 796 834
(M) Wheelbase 1209 1239.1 1275.1
(N) Bottom Bracket Drop -30
(Low -36)
-30
(Low -36)
-30
(Low -36)
(O) Bottom Bracket Height 339
(Low 333)
339
(Low 333)
339
(Low 333)
(P) Stand Over Height 739 (High) 747 (High) 772 (High)
(Q) Fork Travel 160 160 160
(R) Trail      
(S) Fork Offset 44 44 44
(T) Axle to Crown  564 564 564
(U) Maximum Seatpost Insert 215 250 300

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