Felt FX Advanced GRX 600 vs Twitter Aurora-Disc

Frame	Felt Cyclocross UHC Advanced + TeXtreme carbon fiber, MMC with Inside Out construction, BB386 bottom bracket shell, 12 x 142 mm Syntace style thru axle, shoulder friendly top tube, flat mount disc brake standard, replaceable rear derailleur hanger, internal mechanical or electronic cable routing	AURORA(Disc&thru-axle 12×142), high modulus Carbon fiber,Aero-Racing,Inner-Cables,Cut&HC, UV laser decals
Stem	Devox, ±6¡ rise, ¯31.8 mm, 51 cm: 90 mm, 54 - 56 cm: 100 mm, 58 cm: 110 mm, 61 cm: 120 mm	--
Handle Bar	Devox cross bend, 86 mm reach, 130 mm drop, 8¡ flare, ¯31.8 mm, 47 - 50 cm: 420 mm, 53 - 60 cm: 440 mm	TW, high modulus Carbon fiber, Integrated Handlebar&Stem(420*90mm),UV water decals, full Inner-Cables
Fork	Felt Cyclocross UHC Advanced + TeXtreme carbon fiber monocoque construction, Control Taper 1.125" - 1.5" aluminum steerer tube, carbon fiber blades, flat mount disc standard, 12 x 100 mm thru axle	AURORA(Disc&thru-axle 12×100), high modulus Carbon fiber, 700C, UV laser decals
Seatpost	Devox Lite Road, ¯27.2 mm x 300 mm length	High modulus Carbon fiber,Aero-Racing
Crankset	Shimano GRX600, 46-30T, 47-50 cm: 170 mm, 53-55 cm: 172.5 mm, 57 - 60 cm: 175 mm	RETROSPEC, Alu alloy, Hollow,34-50T
Pedals	--	RS ultra-light Alu alloy CNC with sealed-Bearings for Road
Chain	Shimano 11-speed	SUMC-11S
Shifters	Shimano GRX600 11-speed	--
Saddle	Prologo Nago Evo X10 T2.0	TW, comfortable&lightweight for racing
Headset	FSA integrated sealed cartridge bearing with Felt Variable Height Cone Spacers (20 mm PC, 4.5 mm aluminum), Felt top cap and aluminum bolt, No.42, 1.125 - 1.5"	TW, Alu alloy CNC with sealed-Bearings 52*52mm
Derailleur Front	Shimano GRX810 braze-on, with ¯34.9 mm clamp adapter	SHIMANO 105/R7000
Derailleur Rear	Shimano GRX812, 11-speed long cage	SHIMANO 105/R7000
Hub Front	Devox R3 Disc, sealed cartridge bearing, 11-speed, 12 x 142 mm thru axle, Center Lock, 28H	--
Hub Rear	Devox R3 Disc, sealed cartridge bearing, 12 x 100 mm thru axle, Center Lock, 24H	--
Spoke	2.0 mm stainless steel	SHUNJIU, Flat 14G
Cassette	Shimano 11-speed, 11-30T	SUNSHINE-11S,11-32T

Front	Schwalbe X-One All Around MicroSkin TL-Easy, folding, 700 x 33c	MAXXIS, 120PSI, 700C*25C
Rear	Schwalbe X-One All Around MicroSkin TL-Easy, folding, 700 x 33c	MAXXIS, 120PSI, 700C*25C
Wheel / RIM	Devox Variable Road C x 2.1, tubeless compatible 21 mm inner width, 23 mm depth	RS, Alu Alloy AL7005,Double wall,Matte,W19×H36mm×700C

Front	Shimano GRX400 hydraulic disc, 160 mm rotor	ZOOM, cable pull Hydr+RS Center lock disc160/160
Rear	ShimanoGRX400 hydraulic disc, 140 mm rotor	ZOOM, cable pull Hydr+RS Center lock disc160/160
Brake Lever	Shimano GRX600, hydraulic	--

Front	--	--
Rear	--	--

Colors

Satin Aquafresh / TeXtreme White / TeXtreme (Pattern)

Holographic color +(Red / Orange / Yellow / Blue / DarkGray / CementGray / Silver / White)

Length	--	--
Weight	--	9.1 kg

About	--	The Aurora-Disc excels with its high-modulus carbon fiber components in the handlebar, fork, an Read More
Features	--	--
Additional Details	Bar Tape : Felt CxGel tape with Felt Bubble-Tech F-Wing bar end plugs Bottom Bracket : FSA BB386 with 30 mm bearings Seatpost Clamp : Felt single bolt, ¯31.8 mm Thru Axles : Front: 12 x 100 x 123, thread: M12 x 1.5P x 16L, Maxle; Rear: 12 x 142 x 163 (163L + 7 head = 170 total), thread: M12 x 1.0P x 19L, Syntace	--
Accessories	Carbon assembly paste Chain plate protector	--