Jamis Laser 20 vs Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

Compare Specifications of Jamis Laser 20 and Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

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Jamis Laser 20
Jamis Laser 20

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Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2
Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2

Brand:

Model:

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Model:

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Technical Specifications
Frame Lightweight 6061 aluminum MX-moto frame design, includes chainguard and kickstand S-Works Tarmac SL8 FACT 12r Carbon, Rider First Engineered™, Win Tunnel Engineered, Clean Routing, Threaded BB, 12x142mm thru-axle, flat-mount disc
Stem BMX alloy with front facing removable cap, 150mm quill Roval Rapide Cockpit, Integrated Bar/Stem
Handle Bar BMX style, 8D sweep x 125mm rise x 580mm wide with safety bell Roval Rapide Cockpit, Integrated Bar/Stem
Fork Tubular unicrown, MX Hi-Ten, straight blades --
Seatpost Pillar, electro-plated black finish, 27.2 x 250mm with 31.8mm alloy clamp S-Works Tarmac SL8 Carbon seat post, FACT Carbon, 15mm offset
Grip Kraton with flange Supacaz Super Sticky Kush
Crankset Cold-forged steel, electro-plated black finish, 4 1/2” arms, 36T chainring Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiii Precision Pro dual-sided powermeter
Pedals BMX high-impact resin pedals --
Chain KMC Z410 Shimano Dura-Ace, 12-speed
Saddle Jamis BMX Jr Body Geometry S-Works Power, carbon fiber rails, carbon fiber base
Headset Standard threaded type, 22.2mm --
Derailleur Front -- Shimano Dura-Ace R9250, braze-on
Derailleur Rear -- Shimano Dura-Ace R9250, 12-speed
Cassette -- Shimano Dura-Ace, 12-speed, 11-30t
Chainrings -- 52/36T
Bottom Bracket OPC bearing type, VP-B35 Shimano Dura-Ace, BB-R9200
Tyres
Front CST Dirt Knobbies, 20 x 2.125” S-Works Turbo Rapidair 2BR, 700x26mm
Rear CST Dirt Knobbies, 20 x 2.125” S-Works Turbo Rapidair 2BR, 700x26mm
Wheel / RIM Alloy 36H black anodized rims with brushed brake tracks, steel front and Hi-Stop coaster brake rear hubs, 14G nickel-plated spokes Front: Roval Rapide CLX II, Tubeless, 21mm internal width carbon rim, 51mm depth, Win Tunnel Engineered, Roval AFD hub, 18h, DT Swiss Aerolite spokes
Rear: Roval Rapide CLX II, Tubeless, 21mm internal width carbon rim, 60mm depth, Win Tunnel Engineered, Roval AFD hub, 24h, DT Swiss Aerolite spokes
Tube -- Turbo Ultralight, 60mm Front, 80mm Rear, Presta valve
Brakes
Front Alloy linear pull type and Hi-stop coaster brake (both rear only) with alloy lever Shimano Dura-Ace R9270, hydraulic disc
Rear Alloy linear pull type and Hi-stop coaster brake (both rear only) with alloy lever Shimano Dura-Ace R9270, hydraulic disc
Brake Lever -- Shimano Dura-Ace R9270, hydraulic disc
Suspension
Front -- S-Works FACT 12r Carbon, 12x100mm thru-axle, flat-mount disc
Rear -- --
Colors Available
Colors Smoke
Cosmo Blue
Satin Fog Tint / Green Ghost Pearl / Red Ghost Pearl Fade
Satin Carbon / Viavi Cynan Blue / Viavi Silver-Blue Pearl Fade / Gloss Metallic White Silver


Physical Specs
Length -- --
Weight 10.8 kg 6.62 kg
Overview
Features -- --

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