BMC Blast 20 vs Trek Domane AL 2 Gen 3

Gear Shift Pattern	Gear : 1 x 8	--
Frame	Blast 20" Lightweight Aluminium with Powder Coat Finish 1 1/8"" Head Tube BSA Threaded Bottom Bracket 140 mm Post Mount 9 X 135 mm QR	100 Series Alpha Aluminium, tapered head tube, internal routing, mudguard mounts, DuoTrap S-compatible, flat-mount disc, 142x12 mm thru axle
Stem	BMC BLAST, 40 mm length, ± 6 angle	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	SDG Slater Handlebar, 650 mm wide, 20 mm rise, 19 mm bar ends, 31.8 mm clamp.	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	Blast 20" Lightweight Aluminium with Powder Coat Finish 140 mm Post Mount 9 X 100 mm QR	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	Alloy 27.2 mm, 300 mm long	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
Crankset	--	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
Chain	SRAM 8spd	Shimano Sora HG71, 8 speed
Shifters	SRAM X4 8Spd Trigger	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	SDG Fly Jr	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	--	FSA Integrated, sealed cartridge bearing, 1-1/8" top, 1.5" bottom
Derailleur Front	--	Shimano Claris R2000, 31.8 mm clamp
Derailleur Rear	SRAM X4, Medium Cage	Shimano Claris R2000, medium cage, 34T max cog
Hub Front	CNC Machined Alloy Hub Body, Sealed Bearings, Quick Release	Formula RX-512 alloy, 6-bolt, 100x12 mm thru axle
Hub Rear	CNC Machined Alloy Hub Body, Sealed Bearings, Quick Release	Formula RX-142 alloy, 6-bolt, Shimano 11-speed freehub, 142x12 mm thru axle
Cassette	Sunrace 11-34T, Black finish	Shimano HG31, CS-HG31, 11-32, 8 speed
Chainrings	Chainwheel : Lightweight Forged Alloy Cranks, 32T 1x Specific Narrow Wide chainring, 127 mm	1x: 42T, 2x: 50/34
Bottom Bracket	--	Shimano UN300, 68 mm, threaded cartridge, 110 mm spindle

Front	Kenda Booster 20 x 2.4"	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 mm
Rear	Kenda Booster 20 x 2.4"	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 mm
Wheel / RIM	Alex MD25, 25 mm inner width	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 HD-M286, short reach levers, 140 mm rotors	Tektro C550 mechanical disc brake, dual piston, flat-mount, 160 mm rotor
Rear	Tektro HD-M286, short reach levers, 140 mm rotors	Tektro C550 mechanical disc brake, dual piston, flat-mount, 160 mm rotor

Front	--	--
Rear	--	--

Colors

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Length	--	--
Weight	9.2 kg	10.76 kg

Features	- Lightweight Frame - Tailored Ergonomics - Dedicated Geometry - Powder Coating Finish - Control and Safety - Blast Sticker Kits	--
Additional Details	Tubing : Al-13 Double Butted, Smoothwelded Aluminum Tire Clearance : 58 mm (measured width) ASTM Classification : Level 3	--