BikesPolygonHelios A

Polygon Helios A geometry

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178 cm · 5 ft 10 in
auto85 cm · 33.5 in
Size L

Render Align 50%

Geometry

SizeXXSXSSMLXL
Stack mm505520.2535.2550.4564.7580.8
Reach mm370375380385390395
Head tube angle °71.571.872.072.372.372.8
Seat tube angle °75.074.774.374.073.773.3
Head tube length mm100115130145160175
Seat tube mm450475500520545570
Chainstay mm415415415415415415
BB drop mm737373737373
Stack to reach1.361.391.411.431.451.47
Effective top tube mmi505517530543555569
SizeLkey specs
Stack-to-reach (size L)1.45
More aggressive (lower and longer) than 55% of road frames in the database at comparable sizes.

Closest geometry matches (size L)

Matched by stack, reach and head tube angle.

More from Polygon

Nearest size to the Helios A L.

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Polygon geometry chart · Frame stack and reach to the head tube top · Size finder assumes a 100mm stem on 20mm spacers · Report an error