Sun Matrix 20 vs Trek Domane AL 2 Gen 3

Drivetrain	Single-speed drivetrain	--
Frame	High Tensile Steel	100 Series Alpha Aluminium, tapered head tube, internal routing, mudguard mounts, DuoTrap S-compatible, flat-mount disc, 142x12 mm thru axle
Stem	Steel, BMX, W/4-Bolt Alloy Face Plate, Black	Size: 44 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length Size: 49 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length Size: 52, 54 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length Size: 56, 58 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length Size: 61 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 110 mm length
Handle Bar	KID-FIT steel BMX handlebar	Size: 44, 49 Bontrager Comp VR-S, alloy, 31.8 mm, 81 mm reach, 118 mm drop, 38 cm width Size: 52 Bontrager Comp VR-S, alloy, 31.8 mm, 81 mm reach, 118 mm drop, 40 cm width Size: 54, 56 Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 42 cm width Size: 58, 61 Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 44 cm width
Fork	1" Hi Tensile Steel, Straight Legs	Size: 44, 49, 52, 54, 56, 58, 61 Domane AL carbon, tapered alloy steerer, internal brake routing, fender mounts, flat mount disc, 12x100mm thru axle
Seatpost	Steel, Black	Size: 44, 49 Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 250 mm length Size: 52, 54, 56, 58, 61 Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
Grip	Kraton Rubber, Kid Size, Black	--
Crankset	One-Piece Steel, 4-1/2", Black	Size: 44 Shimano RS200, 50/34 (compact), 165 mm length Size: 49, 52, 54 Shimano RS200, 50/34 (compact), 170 mm length Size: 56, 58, 61 Shimano RS200, 50/34 (compact), 175 mm length
Pedals	9/16", Black, Small Platform	--
Chain	K.M.C. 1/2" x 1/8", Black	Shimano Sora HG71, 8 speed
Shifters	--	Size: 44, 49, 52, 54, 56, 58, 61 Shimano Claris ST-R2000-R, 8 speed, right Size: 44, 49, 52, 54, 56, 58, 61 Shimano Claris ST-R2000-L, 8 speed, left
Saddle	KID-FIT padded saddle	Size: 44, 49, 52 Bontrager Verse Comp, steel rails, 155 mm width Size: 54, 56, 58, 61 Bontrager Verse Comp, steel rails, 145 mm width
Headset	Steel, Caged Bearings, Black	FSA Integrated, sealed cartridge bearing, 1-1/8" top, 1.5" bottom
Derailleur Front	--	Shimano Claris R2000, 31.8 mm clamp
Derailleur Rear	--	Shimano Claris R2000, medium cage, 34T max cog
Hub Front	Steel, 3/8" Bolt-On Axle, Black	Formula RX-512 alloy, 6-bolt, 100x12 mm thru axle
Hub Rear	Coaster Brake, Black	Formula RX-142 alloy, 6-bolt, Shimano 11-speed freehub, 142x12 mm thru axle
Spoke	14G UCP with Brass Nipples	--
Cassette	--	Shimano HG31, CS-HG31, 11-32, 8 speed
Chainrings	--	1x: 42T, 2x: 50/34
Sprocket	19T x 1/2'' x 1/8''	--
Bottom Bracket	Steel, Caged Bearing, Black	Shimano UN300, 68 mm, threaded cartridge, 110 mm spindle
Stand	Steel kickstand	--

Front	20" x 1.95", Black Wall,20" x 1.90-2.125", Schrader Valve	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 mm
Rear	20" x 1.95", Black Wall , 20" x 1.90-2.125", Schrader Valve	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 mm
Wheel / RIM	Front: 20" x 1.75 x 36H x 14G, Steel-BMX, Bolt-On Rear: 20" x 1.75 x 36H x 14G, Steel-BMX, W/KT Coaster Brake Rims: 20" x 36H x 14G, Steel, Black	Size: 44, 49, 52, 54, 56, 58, 61 Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, Presta valve Size: 44, 49, 52, 54, 56, 58, 61 Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21 mm width, Presta valve Size: 44, 49, 52, 54, 56, 58, 61 Bontrager Paradigm, Tubeless Ready, 24-hole, 21 mm width, Presta valve

Front	--	Tektro C550 mechanical disc brake, dual piston, flat-mount, 160 mm rotor
Rear	Steel, Linear Pull, Black	Tektro C550 mechanical disc brake, dual piston, flat-mount, 160 mm rotor
Brake Lever	Steel W/Resin Lever, Black	--

Front	--	--
Rear	--	--

Colors

Gloss Black

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Length	--	--
Weight	--	10.76 kg

Features	--	--
Additional Details	Chainwheel: Steel, 32T x 1/2" x 1/8", Black Seat Clamp: Integrated Bolt/Nut Type, Black Chainguard: Steel, Painted	--
Accessories	2-Piece Pad Set, Black	--