Author Sector 29 2021-22 vs Felt F30X 2018

Speed	12	--
Frame	AUTHOR carbon Toray T700/800 monocoque 29"	Felt Cyclocross FLite custom butted aluminum, Dynaform smooth welded 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 cable routing
Stem	RITCHEY WCS C220	3T ARX II Grey, ±6° rise, Ø31.8 mm, 47 - 53 cm: 90 mm --- 55 cm: 100 mm --- 57 cm: 110 mm --- 60 cm: 120 mm
Handle Bar	RITCHEY MTN WCS 2x9 9° 700 / 720 mm	3T Ergoterra Pro, 89 mm reach, 128 mm drop, Ø31.8 mm, 47 - 50 cm: 420/450 mm --- 53 - 60 cm: 440/470 mm
Fork	FOX 32 Float SC 29 100 Remote air, remote lock out 15 mm thru axle 1.5" tapered steerer (100 mm)	Felt Cyclocross UHC Advanced carbon fiber construction, Control Taper 1.125" - 1.5" aluminum steerer tube, carbon fiber blades, LR fender mounts, flat mount disc standard, 12 x 100 mm thru axle
Seatpost	RITCHEY Comp Carbon (31.6)	3T Ionic 25 Pro VR, Ø27.2 mm x 350 mm length
Grip	AUTHOR Pro Lock	Felt Cx Gel tape with Felt Bubble-Tech F-Wing bar end plugs
Crankset	--	Gossamer BB386 EVO, 46/36T, 47 cm: 165 mm -- 50 cm: 170 mm -- 53 cm: 172.5 mm --- 55 - 60 cm: 175 mm
Chain	SHIMANO M7100	Shimano 11-speed
Shifters	SHIMANO XT (12)	Shimano RS505 11-speed
Saddle	PROLOGO Nago Evo X10	Prologo Nago Evo X10 T2.0
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"
Derailleur Front	--	Shimano 105 clamp-on, Ø34.9 mm
Derailleur Rear	SHIMANO XT	Shimano 105 11-speed short cage
Hub Front	MAVIC Crossmax 29 wheel set 24 holes 15 × 110 mm thru front axle	Felt R3 Disc, sealed cartridge bearing, 11-speed, 12 x 142 mm thru axle, Center Lock, 28H
Hub Rear	MAVIC Crossmax 29 wheel set 24 holes 12 × 148 mm thru rear axle	Felt R3 Disc, sealed cartridge bearing, 100 x 12 mm thru axle, Center Lock, 24H
Spoke	MAVIC	2.0 mm stainless steel
Cassette	--	Shimano 11-speed, 11-28T
Bottom Bracket	SHIMANO BB-MT800 BB unit	--

Front	VITTORIA Barzo foldable 29" × 2.25"	Schwalbe X-One All Around Performance, folding, 700 x 33c
Rear	VITTORIA Barzo foldable 29" × 2.25"	Schwalbe X-One All Around Performance, folding, 700 x 33c
Wheel / RIM	MAVIC Crossmax 29 wheel set 24 holes	Felt CxR3 Disc, tubeless ready, 17 mm inner width, 24 mm depth

Front	SHIMANO SLX disc hydraulic (6" rotors)	Shimano RS505 hydraulic disc with 140 mm rotor
Rear	SHIMANO SLX disc hydraulic (6" rotors)	Shimano RS505 hydraulic disc with 140 mm rotor
Brake Lever	SHIMANO SLX	Shimano RS505, hydraulic

Front	--	--
Rear	--	--

Colors

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Length	--	--
Weight	11 kg	--

Features	--	--
Additional Details	SIZE : 17", 19", 21" HEAD PARTS: AUTHOR Integrated 1.5" tapered CHAIN WHEEL : SHIMANO XT 34 teeth 170 / 175 mm cranks SEAT CLAMP: AUTHOR (34.9) FREE WHEEL: SHIMANO CS-M7100 10-51 (12)	Bottom Bracket : FSA BB386 with 30 mm bearings Seatpost Clamp : Felt single bolt, Ø30.6 mm Thru Axles : Front: Felt leverless 12 x 100 x 123L, thread: M12 x 1.5 x 15L; Rear: Felt leverless 12 x 142 x 166L Syntace style, thread: M12 x 1.0 x 15L