Forme Curbar 4L vs Trek 820

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	Alloy 6061, Internal cables and headset	Trek Custom Steel, rack mounts, 135 x 5 mm QR
Stem	Forme Alloy 60mm x 31.8mm	Size : XS - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 60 mm length Size : S - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 80 mm length Size : M/L, L - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 90 mm length Size : XL - Bontrager alloy, 31.8 mm clamp, Blendr compatible, 7 degree, 100 mm length
Handle Bar	Forme Alloy, 680mm x 31.8mm, 20mm Rise	Size : XS, S - Bontrager alloy, 31.8 mm, 15 mm rise, 660 mm width Size : M/L, L, XL - Bontrager alloy, 31.8 mm, 15 mm rise, 690 mm width
Fork	Zoom, 100mm	SR Suntour M-3030, coil spring, 100 x 5 mm QR, 75 mm travel
Seatpost	Forme Alloy 2 bolt 30.9mm	Size : XS, S - Bontrager alloy, 29.2 mm, 12 mm offset, 300 mm length Size : M/L, L - Bontrager alloy, 29.2 mm, 12 mm offset, 330 mm length Size : XL - Bontrager alloy, 29.2 mm, 12 mm offset, 400 mm length
Grip	Forme Lock On	Bontrager SSR
Crankset	--	Shimano Tourney TY301, 42/34/24, 170 mm length
Pedals	Black Alloy, Platform	VP-536 nylon platform
Chain	KMC 7 Speed	KMC Z7, 7 speed
Shifters	Shimano Ez Fire Plus, 21 Speed	Shimano Tourney EF41, 7 speed
Saddle	Forme Sport Comfort	Bontrager Sport
Headset	44mm Integrated Cage Bearing	1-1/8'' threadless
Derailleur Front	Shimano TY700, Triple	Shimano Tourney TY500, 31.8 mm clamp, top swing, dual pull
Derailleur Rear	Shimano TY300, 7 Speed	Shimano Tourney TY300, long cage, 34T max cog
Hub Front	--	Formula FM31 alloy, 7sp freewheel, 135 x 5 mm QR
Hub Rear	--	Formula FM21 alloy, 100 x 5 mm QR
Spoke	--	Bontrager Approved
Cassette	Shimano TZ500, 7 Speed, 14-28T	Shimano TZ500, 14-28, 7 speed
Chainrings	--	42 / 34 / 24
Bottom Bracket	Square Taper Cartridge Bearing	--

Front	Kenda Regio 27.5 x 2.2"	Frame : 26 x 2.00" Fork : See manufacturer
Rear	Kenda Regio 27.5 x 2.2"	Frame : 26 x 2.00" Fork : See manufacturer
Wheel / RIM	Forme Alloy 32H Double Wall Rims, 6 Bolt QR Hubs	Bontrager AT-550, alloy, 36-hole, schrader valve

Front	--	Tektro alloy linear-pull
Rear	--	Tektro alloy linear-pull

Front	--	--
Rear	--	--

Colors

--

Matte Trek Black

Length	--	--
Weight	15.7 kg	15.28 kg

Features	Hydroformed alloy frame Zoom 100mm fork Shimano 3 x 7 Speed Drive Train 32h alloy 6 bolt wheels Kenda Regio tyres Forme alloy cockpit	--
Additional Details	Sizes: 14" (27.5") 17.5" (27.5")	Max compatible fork travel : 75 mm