Author Magnum 29 2021-22 vs Felt FR 30 2020

Frame	AUTHOR carbon Toray T700/800 monocoque 29"	Felt Race Road Super Lite custom butted aluminum, Dynaform smooth welded construction, 68 mm BSA threaded bottom bracket shell, 12 x 142 mm Syntace style thru axle, flat mount disc brake standard, replaceable rear derailleur hanger
Stem	RITCHEY WCS C220	Devox, ±6¡ rise, ¯31.8 mm, 43 cm: 70 mm, 47 cm: 80 mm, 51 cm: 90 mm, 54 - 56 cm: 100 mm, 58 cm: 110 mm, 61 cm: 120 mm
Handle Bar	RITCHEY MTN WCS Carbon 2x9 9° 710 / 740 mm	Devox Ergonomic Road Design, short 65 mm reach, 125 mm drop, ¯31.8 mm, 43 - 47 cm: 380 mm, 51 cm: 400 mm, 54 - 56 cm: 420 mm, 58 - 61 cm: 440 mm
Fork	FOX 32 Float SC 29 100 Remote air, remote lock out 15 mm thru axle, 1.5" tapered steerer (100 mm)	Felt Race Road UHC Advanced carbon fiber monocoque construction, size specific Control Taper carbon fiber steerer tube, integrated crown race, crown and blades. Flat mount disc standard, 12 x 100 mm thru axle
Seatpost	RITCHEY WCS carbon (31.6)	Devox UHC Performance carbon fiber with microadjust head, 43 - 51 cm: ¯27.2 mm x 294 mm length, 54 - 61 cm: ¯27.2 mm x 344 mm length
Grip	AUTHOR Pro Lock	--
Crankset	--	Shimano 105 R7000, 52/36T, 43 - 47 mm: 165 mm, 51 cm: 170 mm, 54 - 56 cm: 172.5 mm, 58 - 61 cm: 175 mm
Chain	SHIMANO M7100	KMC X-11 EPT, 11-speed
Shifters	SHIMANO XT (12)	Shimano 105 ST-R7020, 11-speed, 43 - 47 cm: Shimano 105 ST-R7025 Short-reach
Saddle	PROLOGO X Zero II	Devox MIG
Headset	--	FSA integrated sealed cartridge bearing with Felt Variable Height Cone Spacers (20 mm PC, 4.5 mm aluminum), Felt top cap, 51 - 54cm: No.382, 1.125 - 1.25", 56 - 61 cm: No.42, 1.125 - 1.5"
Derailleur Front	--	Shimano 105 R7000 band-type, ¯34.9 mm
Derailleur Rear	SHIMANO XT	Shimano 105 R7000 11-speed short cage
Hub Front	AUTHOR Flyer Carbon 29 TR wheel set 28 holes 15 × 110 mm thru front axle	Devox RSL3D, sealed cartridge bearing, 11-speed, 12 x 142 mm thru axle, Center Lock, 28H
Hub Rear	AUTHOR Flyer Carbon 29 TR wheel set 28 holes 12 × 148 mm thru rear axle	Devox RSL3D, sealed cartridge bearing, 12 x 100 mm thru axle, Center Lock, 28H
Spoke	SAPIM	2.0 mm stainless steel
Cassette	--	Shimano 11-speed, 11-30T
Bottom Bracket	SHIMANO BB-MT800 BB unit	--

Front	VITTORIA Barzo aramid 29" × 2.10" tubeless ready	Rubino IV G+ folding, 700 x 25c
Rear	VITTORIA Barzo aramid 29" × 2.10" tubeless ready	Rubino IV G+ folding, 700 x 25c
Wheel / RIM	AUTHOR Flyer Carbon 29 TR wheel set 28 holes	Devox Road RSL1.9, tubeless compatible 19 mm inner width, 23 mm depth

Front	--	Shimano 105 BR-R7070 hydraulic disc, 160 mm rotor
Rear	--	Shimano 105 BR-R7070 hydraulic disc, 140 mm rotor
Brake Lever	SHIMANO XT	Shimano 105 ST-R7025, hydraulic

Front	--	--
Rear	--	--

Colors

--

Midnight Blue Fade (Black) Charcoal Grey (Fire Fade)

Length	--	--
Weight	10 kg	8.70 kg

Features	--	--
Additional Details	SIZE : 17", 19", 21" HEAD PARTS: AUTHOR Integrated 1.5" tapered CHAIN WHEEL : SHIMANO XT 36 teeth 170 / 175 mm cranks FREE WHEEL: SHIMANO CS-M7100 10-51 (12)	Bar Tape : Felt Gel tape with reflective Felt Bubble-Tech F-Wing bar end plugs Bottom Bracket : Shimano 68mm BSA threaded Seatpost Clamp : Felt single bolt, ¯30.6 mm Thru Axles : Front: 12 x 100 x 123, thread: M12 x 1.5P x 16L, Maxle; Rear: 12 x 142 x 163 (163L + 9 head = 172 total), thread: M12 x 1.0P x 19L, Syntace
Accessories	--	Carbon assembly paste