Jamis Laser 20 vs Sun Brickell Tandem 7

Drivetrain	--	K.M.C. 1/2" x 1/8", Silver (152 Links)
Frame	Lightweight 6061 aluminum MX-moto frame design, includes chainguard and kickstand	6061 Series Aluminum, TIG-Welded
Stem	BMX alloy with front facing removable cap, 150mm quill	Alloy W/Micro Adj. Angle, 25.4 x 180mm Quill x 90mm Ext., Black Stoker Stem: Alloy, Adjustable Reach (4-Bolt Face) Black
Handle Bar	BMX style, 8D sweep x 125mm rise x 580mm wide with safety bell	Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black Stoker Handlebar: Steel, 27" Wide x 10.8" Rise x 25.4mm Clamp, Black
Fork	Tubular unicrown, MX Hi-Ten, straight blades	1-1/8'' High Tensile Steel, Curved Legs, Double Eyelets
Seatpost	Pillar, electro-plated black finish, 27.2 x 250mm with 31.8mm alloy clamp	Alloy W/Integrated Clamp, 28.6 x 350mm, Black
Grip	Kraton with flange	Kraton Rubber-Gel, 130mm, 2-Tone Black & Grey
Crankset	Cold-forged steel, electro-plated black finish, 4 1/2” arms, 36T chainring	--
Pedals	BMX high-impact resin pedals	Slip Resistant Top, 9/16", Black
Chain	KMC Z410	K.M.C. 1/2" x 3/32", Silver (130 Links)
Shifters	--	Rear Shifter: Shimano Tourney 7-Speed Twist Shifter
Saddle	Jamis BMX Jr	Comfort Cruiser, Elastomer Suspension, Black
Headset	Standard threaded type, 22.2mm	Semi Integrated, Steel, 25.4 x 44 x 30mm, Black
Derailleur Rear	--	Shimano RD-TX35 Tourney
Hub Front	--	Alloy, 36H x 12G x 3/8" Bolt-On Axle, Black
Hub Rear	--	Alloy, 36H x 12G x 3/8" Bolt-On Axle, Black
Spoke	--	12G Stainless Steel with Brass Nipples
Bottom Bracket	OPC bearing type, VP-B35	BC1.37'' x 24TPI, Steel, Caged Bearings Spindle: Square Taper (JIS), Bolt Type, 68 x 110mm
Stand	--	Alloy, Center Mount, Black

Front	CST Dirt Knobbies, 20 x 2.125”	Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve
Rear	CST Dirt Knobbies, 20 x 2.125”	Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve
Wheel / RIM	Alloy 36H black anodized rims with brushed brake tracks, steel front and Hi-Stop coaster brake rear hubs, 14G nickel-plated spokes	Rims: 26" x 36H x 12G, Alloy, Black Front: 26" x 1.75 x 36H x 12G Alloy-Cruiser, Bolt-On Rear: 26" x 1.75 x 36H x 12G Alloy-Cruiser (For Freewheel)

Front	Alloy linear pull type and Hi-stop coaster brake (both rear only) with alloy lever	Alloy (Linear Pull) Black
Rear	Alloy linear pull type and Hi-stop coaster brake (both rear only) with alloy lever	Alloy (Linear Pull) Black
Brake Lever	--	Alloy (Linear Pull) Black / Silver

Front	--	--
Rear	--	--

Colors

Smoke Cosmo Blue

--

Length	--	--
Weight	10.8 kg	22.6 kg

Features	--	--
Additional Details	--	Captain Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", Black (For Diamond Square Cranks) Freewheel: Shimano TZ-21 (7-Speed) 14-28T Captain Crank Right: 3-Piece Alloy, 170mm, Black (For Diamond Square Cranks) Stoker Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", Black (For Diamond Square Cranks) Stoker Crank Right: 3-Piece Alloy, 170mm x 42T x 1/2" x 3/32", Black (For Diamond Square Cranks) Chainwheel: Steel, Black (4-Bolt x 104mm BCD) W/Plastic Chain Cover Pulley Adjuster:Eccentric BB Insert Seat Clamp: Alloy, 34.9mm I.D., with Double Bolt, Black Stoker Seat Clamp: Alloy, 34.9mm I.D., Black Front Fender: Plastic W/Rubber Bump Guards, Silver Rear Fender: Plastic W/Rubber Bump Guards, Silver Fender Set: Plastic, F&R W/Rubber Bump Guards, Silver