Bombtrack Hook EXT vs Sun Biscayne Tandem CB

Frame	COLUMBUS CROMOR double butted tubing, TA,rack / fender mounts, internal light cable routing, rear light mount, 86.5 mm T47 BB shell	High Tensile Steel, TIG-Welded
Stem	Bombtrack ROAM forged aluminium stem, -7°	Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Handle Bar	Bombtrack CX-10 drop bar, 31.8 mm, 10° flare	Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black
Fork	Full carbon, TA, 1.1/2'' - 1.1/8'', fender / triple cage mounts,internal hub dynamo cable routing	--
Seats	Seat Clamp : Bombtrack ORIGIN forged aluminium seat clamp, 29.8 mm	--
Seatpost	Bombtrack YEW aluminium seatpost, 27.2 mm x 300 mm	--
Grip	Bombtrack ESCAPE bar tape	Foam, Black
Crankset	Bombtrack LYER forged aluminium crank, direct mount interface(SRAM compatible), 30 mm spindle	--
Pedals	--	Slip Resistant Top, 9/16", Black
Chain	KMC X11 EPT Anti Rust chain, 1/2'' x 11/128'', 114L	K.M.C. 1/2" x 1/8", Black (130 Links)
Shifters	SRAM RIVAL 1 double tap 1 x 11	--
Saddle	Bombtrack COMP saddle	Comfort Cruiser, Elastomer Suspension, Black
Headset	Sealed external aheadset, 1.1/2'' - 1.1/8''	Steel, 25.4 x 34 x 30mm, Black
Derailleur Rear	SRAM RIVAL 1, clutch, long cage	--
Hub Front	Bombtrack TAU sealed disc hub, 6-bolt disc	Shimano CB-E110 Coaster Brake, 36H x 14G, Black
Hub Rear	Bombtrack TAU sealed disc hub, 11-speed, 6-bolt disc	Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke	--	14G Stainless Steel with Brass Nipples
Cassette	SRAM PG-1130 11-speed, 11 - 42 T	--
Chainrings	CNC machined aluminium, narrow-wide, 40 T	--
Sprocket	--	19T x 1/2'' x 1/8''
Stand	--	Alloy, Center Mount, Black

Front	WTB RANGER TCS LIGHT / FAST ROLLING 27.5'' x 2.0'', tubeless ready	Beach Bum 26 x 2.125", Black Wall
Rear	WTB RANGER TCS LIGHT / FAST ROLLING 27.5'' x 2.0'', tubeless ready	Beach Bum 26 x 2.125", Black Wall
Wheel / RIM	--	Rims: 26" x 36H x 14G, Red

Front	SRAM RIVAL flat mount hydraulic disc brakes with 160 mm rotors	Alloy (Linear Pull) Black
Rear	SRAM RIVAL flat mount hydraulic disc brakes with 160 mm rotors	Shimano CB-E110 Internal Coaster Brake, Black
Brake Lever	--	Alloy (Linear Pull) Black / Silver

Front	--	--
Rear	--	--

Colors

Matt Metallic Grey Blue

Metallic Red

Length	--	--
Weight	11.2 kg	27.2 kg

Features	- Columbus Cromor double butted frame with rear light mount - Full carbon tapered fork with internal light cable routing, through axles and triple cage mounts - Hydraulic Sram Rival 1 x 11 groupset and brakes - Wide rims for improved tire performance	--
Additional Details	Lever : SRAM RIVAL 1 double tap hydraulic Bottom Bracket : BOMBTRACK T47 internal sealed BB for 30 mm spindle Through axle : 12 x 100 mm / 12 x 142 mm Maximum rider weight : 130 kg incl. Luggage ASTM riding condition : 2	Captain Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", Black (For Diamond Square Cranks) Captain Crank Right: 3-Piece Alloy, 170mm, 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, Silver Painted W/Plastic Chain Cover Pulley Adjuster:Eccentric BB Insert Seat Clamp: Alloy, 28.6mm I.D., with Double Bolt, Black Stoker Seat Clamp: Alloy, 34.9mm I.D., Black Front Fender: Steel, W/Single Strut, Painted Rear Fender: Steel, W/Single Strut, Painted Fender Set: Plastic, F&R W/Rubber Bump Guards, Silver