Bottecchia 109 TY500 Disk Mechanic 21S 29 vs Sun Biscayne Tandem CB

Compare Specifications of Bottecchia 109 TY500 Disk Mechanic 21S 29 and Sun Biscayne Tandem CB

Selected Bikes

Bottecchia 109 TY500 Disk Mechanic 21S 29
Bottecchia 109 TY500 Disk Mechanic 21S 29

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Sun Biscayne Tandem CB
Sun Biscayne Tandem CB

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Technical Specifications
Frame MTB 29 Alu 6061 IDF High Tensile Steel, TIG-Welded
Stem -- Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Handle Bar -- Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black
Fork RAXE X8.0 alu 100 mm 29" --
Grip -- Foam, Black
Pedals -- Slip Resistant Top, 9/16", Black
Chain Chainweel : Shimano FC 42-34-24 K.M.C. 1/2" x 1/8", Black (130 Links)
Saddle -- Comfort Cruiser, Elastomer Suspension, Black
Headset -- Steel, 25.4 x 34 x 30mm, Black
Hub Front -- Shimano CB-E110 Coaster Brake, 36H x 14G, Black
Hub Rear -- Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke -- 14G Stainless Steel with Brass Nipples
Sprocket -- 19T x 1/2'' x 1/8''
Stand -- Alloy, Center Mount, Black
Tyres
Front CST/VRB 29 x 2,25 Beach Bum 26 x 2.125", Black Wall
Rear CST/VRB 29 x 2,25 Beach Bum 26 x 2.125", Black Wall
Wheel / RIM Raxe 29 Disk DB Rims: 26" x 36H x 14G, Red
Brakes
Front Pro Max Dsk 300 Disk Alloy (Linear Pull) Black
Rear Pro Max Dsk 300 Disk Shimano CB-E110 Internal Coaster Brake, Black
Brake Lever -- Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors c22 Black Yellow
c67 Black Blue
c92 Anthracite Orange
Metallic Red


Physical Specs
Length -- --
Weight -- 27.2 kg
Overview
Features -- --
Additional Details Change : Shimano TY500 21s
Commands : Shimano ST EF 41 21s
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

Which one do you think is better? And why?
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