Sun Biscayne Tandem 7 vs Trek Roscoe 20

Compare Specifications of Sun Biscayne Tandem 7 and Trek Roscoe 20

Selected Bikes

Sun Biscayne Tandem 7
Sun Biscayne Tandem 7

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Trek Roscoe 20
Trek Roscoe 20

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Technical Specifications
Load Carrying Capacity -- Combined weight of bicycle, rider, and cargo of 80 pounds (36 kg)
Drivetrain K.M.C. 1/2" x 1/8", Black (152 Links) --
Frame High Tensile Steel, TIG-Welded Alpha Silver Aluminum, 20''
Stem Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Stoker Stem:Alloy, Adjustable Reach (4-Bolt Face) Black
Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 60 mm length
Handle Bar 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
Bontrager alloy, 31.8 mm, 15 mm rise, 580 mm width
Fork 1-1/8" High Tensile Steel, Curved Legs, Double Eyelets Roscoe 20'' alloy
Seatpost Alloy w/o Clamp, 25.6 x 350mm, Black Bontrager alloy, 27.2 mm, 12 mm offset, 250 mm length
Grip Foam, Black Kids' Kraton
Crankset -- Alloy, 32T steel chain ring w/guard, 127 mm length
Pedals Slip Resistant Top, 9/16", Black Kids' 9/16''
Chain K.M.C. 1/2" x 3/32", Black (130 Links) KMC Z8.3, 8 speed
Shifters Shimano 7-Speed Revo Twist Shifter Shimano Altus M315, 8 speed
Saddle Comfort Cruiser, Elastomer Suspension, Black Kids' 20'' size, padded
Headset Steel, 25.4 x 34 x 30mm, Black VP 1-1/8'', semi-Integrated
Derailleur Rear Shimano RD-TX35 Tourney Shimano Tourney TX80
Hub Front Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel) Formula DC-2241, alloy, 6-bolt, Shimano 8/9/10 freehub, Boost141, 5 mm QR
Hub Rear Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black Formula DC-20, alloy, 6-bolt, 100 mm ThruSkew
Spoke 14G Stainless Steel with Brass Nipples 14g stainless steel
Cassette -- SunRun cassette, 11-34, 8 speed
Bottom Bracket BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle:Bolt Type, 119mm
Sealed cartridge
Stand Alloy, Center Mount, Black --
Tyres
Front Beach Bum 26 x 2.125", Black Wall Chen-Shin, 20 x 2.80''
Rear Beach Bum 26 x 2.125", Black Wall Chen-Shin, 20 x 2.80''
Wheel / RIM Rims:26" x 36H x 14G, Red
Front: 26" x 1.75 x 36H x 14G Alloy-Cruiser, Bolt-On
Rear: 26" x 1.75 x 36H x 14G Alloy-Cruiser, (FOR FREEWHEEL)
20'' alloy, 28-hole, schrader valve
Brakes
Front Alloy (Linear Pull) Black Tektro MD-M280 mechanical disc, 160 mm rotor
Rear Alloy (Linear Pull) Black Tektro MD-M280 mechanical disc, 160 mm rotor
Brake Lever Alloy (Linear Pull) Black / Silver Kids' alloy brake lever, black
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Trek Black
Azure
Rage Red to Dnister Black Fade


Physical Specs
Length -- --
Weight 27.2 kg 10.68 kg
Overview
Features -- --
Additional Details 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
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