Felt AR Advanced Ultegra vs Polygon Path F4

Frame	MMC with InsideOut construction, carbon fiber BB386 bottom bracket shell, 12 x 142 mm Syntace style thru axle, flat mount disc brake standard, aluminum replaceable rear derailleur hanger, internal electronic-specific cable routing, and high-frequency vibration reducing seat post insert.	ALX Urban Fitness
Stem	AR integrated carbon with internal cable and hose routing -6¡ rise, ¯31.8 mm, 48 - 51 cm: 90 mm, 54 - 56 cm: 100 mm, 58 cm: 110 mm, 61 cm: 120 mm	Alloy, EXT: 60mm, BB: 31,8mm, R/D: 40mm
Handle Bar	Devox Carbon Aero, 80 mm reach, 125 mm drop, ¯31.8 mm, 48 - 54 cm: 400 mm, 56 - 61 cm: 420 mm	Alloy, W: 680mm, BB: 31,8mm, R/D: 0mm, B: 6 degree
Fork	Felt Aero Road UHC Advanced + TeXtreme carbon fiber monocoque construction, AeroTaper 1.125" - 1.25" carbon fiber steerer tube, integrated crown race, crown and blades. Flat mount disc standard, 12 x 100 mm thru axle	Carbon Rigid
Seatpost	Felt VariMount Aero Road UHC Advanced + TeXtreme carbon fiber with high-frequency vibration reducing insert, integrated battery holder, 350 mm length*, 0/20 mm offset *Seatpost can be cut to length	Alloy Seatpost, DXL: 27,2 x 350mm
Crankset	Shimano Ultegra R8000, 52/36T, 48 cm: 165 mm, 51 cm: 170 mm, 54 - 56 cm: 172.5 mm, 58 - 61 cm: 175 mm	Prowheel 48T
Pedals	--	One Piece PP Flat
Chain	Shimano 11-speed	KMC X10 FOR 10-Speed
Shifters	Shimano Ultegra R8020 11-speed	ShimanoTiagra Rapid Fire 10 Speed
Saddle	Prologo Dimension T4.0	Polygon Saddle
Headset	FSA integrated sealed cartridge bearings MR121 {870E-RS} Upper bearing and MR168 {970E-RS} lower bearing with integrated aero headset spacers and integrated top cover for use with non-integrated stem	FSA NO. 42 W/ Sealed Bearing
Derailleur Rear	--	Shimano Tiagra 10 Speed
Hub Front	Reynolds Series 1, straight-pull design, 4 pawl, 24T ratchet, 11-speed, 12 x 142 mm thru axle, Center Lock	Alloy Disc Brake 12x100mm 24H
Hub Rear	Reynolds Series 1, straight-pull design, 12 x 100 mm thru axle, Center Lock	Alloy Disc Brake 12x142mm 32H CL For Sprocket
Spoke	Sapim Sprint bladed	Front: Stainless 14G NDS:276 & DS:280 Rear: Stainless 14G NDS:278 & DS:278
Cassette	Shimano 11-speed, 11-30T	Shimano CS HG500-10
Bottom Bracket	--	Prowheel BB 68mm

Front	Continental Grand Prix 5000 folding, 700 x 25c	VEE G-Sport 700x35C 622x35
Rear	Continental Grand Prix 5000 folding, 700 x 25c	VEE G-Sport 700x35C 622x35
Wheel / RIM	Reynolds AR58 DB Custom carbon, tubeless ready, 21 mm inner width, 58 mm depth	Alloy Double Wall 24H

Front	Shimano BR8070 hydraulic disc, 160 mm rotor	Tektro HD-M275 Hydraulic Disc, Tektro TR 160-24 160mm Rotor
Rear	Shimano BR8070 hydraulic disc, 140 mm rotor	Tektro HD-M275 Hydraulic Disc, Tektro TR 160-24 160mm Rotor
Brake Lever	Shimano Ultegra R8020, hydraulic	TEKTRO HD-M275

Front	--	--
Rear	--	--

Colors

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Blue/Black

Length

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Features	- Aero seatpost slot covers - Di2 battery charger - Chain plate protector - Tubeless valve stems - Carbon assembly paste - Headset top cover for use with non-integrated stem	--
Additional Details	Bar Tape : Felt VelvetGel tape with 3M reflective base with Felt Bubble-Tech F-Wing bar end plugs Bottom Bracket : Token BB386 with 24mm bearings Seatpost Clamp : Felt Internaloc integrated with titanium bolts Thru Axle : Front: 12 x 100 x 118, thread: M12 x 1.5P x 13L, Maxle; Rear: 12 x 142 x 161 (161L + 9 head = 170 total), thread: M12 x 1.0P x 18L, Syntace	--