Mongoose Legion L500 vs Trek Marlin 5 Gen 2

Frame	4130 chromoly, BMX freestyle geometry, removable brake mounts, integrated headset	Alpha Silver Aluminium, curved top tube, internal routing, chainstay disc brake mount, rack and kickstand mount, 135x5 mm QR
Stem	Mongoose, threadless top load, 50 mm	Size: XXS Bontrager Comp, 31.8 mm, 7-degree, 35 mm length Size: XS Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 50 mm length Size: S Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 60 mm length Size: M Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 70 mm length Size: ML , L Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 80 mm length Size: XL , XXL Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 90 mm length
Handle Bar	Mongoose, 4130 chromoly, 29 in width, 8.75 in rise	Size: XXS , XS Bontrager alloy, 31.8 mm, 5 mm rise, 690 mm width Size: S , M , ML , L , XL , XXL Bontrager alloy, 31.8 mm, 5 mm rise, 720 mm width
Fork	4130 chromoly	Size: XXS SR Suntour XCM 30, coil spring, lockout, preload, 100 mm QR, 100 mm travel, 26" wheel Size: XS SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 80 mm travel Size: S SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 100 mm travel Size: M , ML , L , XL , XXL SR Suntour XCT 30, coil spring, preload, hydraulic lockout, 46 mm offset for 29" wheel, 100 mm QR, 100 mm travel
Seatpost	Pivotal, steel, 250 mm, 25.4 mm	Size: XXS Bontrager alloy, 31.6 mm, 12 mm offset, 300 mm length Size: XS , S , M Bontrager alloy, 31.6 mm, 12 mm offset, 330 mm length Size: ML , L , XL , XXL Bontrager alloy, 31.6 mm, 12 mm offset, 400 mm length
Grip	Mongoose, 160 mm	--
Crankset	2-piece, tubular chromoly hollow spindle, 25T aluminum chainring	Size: XXS Prowheel TM-CY10, 36/22, 160 mm length Size: XS , S , M Shimano M315, 36/22, 170 mm length Size: ML , L , XL , XXL Shimano M315, 36/22, 175 mm length
Pedals	Mongoose, nylon	--
Chain	--	KMC Z8.3, 8 speed
Shifters	--	Size: XXS , XS , S , M , ML , L , XL , XXL Shimano M315, 2-speed Size: XXS , XS , S , M , ML , L , XL , XXL Shimano M315, 8-speed
Saddle	Mongoose Pivotal	Bontrager Arvada, steel rails, 138 mm width
Headset	Threadless, integrated 1-1/8”, cartridge bearing	Semi-integrated, 1-1/8"
Derailleur Front	--	Shimano Altus M315, 34.9 mm clamp, top swing, dual pull
Derailleur Rear	--	Shimano Altus M310
Hub Front	Aluminum, sealed bearing freecoaster rear hub, 14 mm axle, 36H	Formula DC-20, alloy, 6-bolt, 5x100 mm QR
Hub Rear	Aluminum, sealed-bearing, 3/8 in bolt, 36H	Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5 mm QR
Spoke	14G, steel, black	--
Cassette	--	Shimano 8-speed, 12-32T
Bottom Bracket	Mid sealed bearing, Mid sealed bearing, 48-spline spindle	Sealed cartridge, 73mm

Front	20 in x 2.4 in, wire bead	Bontrager XR2 Comp, wire bead, 30 tpi, 26x2.20"
Rear	20 in x 2.4 in, wire bead	Bontrager XR2 Comp, wire bead, 30 tpi, 26x2.20"
Wheel / RIM	Xposure Infinity-XD, aluminum double wall, 30 mm ID, 36H	Bontrager Connection, double-wall, 32-hole, 20 mm width, Schrader valve

Front	--	Tektro HD-M275 hydraulic disc, 180 mm rotor
Rear	U-brake, aluminum	Tektro HD-M275 hydraulic disc, 180 mm rotor

Front	--	--
Rear	--	--

Colors

Black

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Length	--	--
Weight	--	13.97 kg

Features	- Mongoose full 4130 Chromoly frame, tapered headtube, removable brake mounts, and mid BB shell. - 175mm 2-piece tubular chromoly hollow spindle cranks with a 25T alloy chainring and mid sealed bearing bottom bracket. - 20” x 2.4” tires mounted on wide aluminum double wall 36H rims with 3/8” female axle front hub and 9T cog and sealed Freecoaster rear hub, - 4130 chromoly handlebar and fork, 50mm stem, threadless sealed integrated headset, and Alloy U-brake. - 21-inch top tube length. Suggested rider height is 5'8" and up.	--
Additional Details	Rear Cog : Single-speed, 9T freecoaster Sizes: One size	--