The modern and most common frame design for an upright bicycle is based on the safety bicycle, and consists of two triangles: a main triangle and a paired rear triangle. This is known as the diamond frame. … A frameset consists of the frame and fork of a bicycle and sometimes includes the headset and seat post.
What is a diamond frame?
diamond frame (plural diamond frames) A modern, upright bicycle shape or design, as distinguished from a penny-farthing bicycle, a recumbent, etc.
What is the strongest bike frame?
Titanium (also called “ti”) is one of the longest lasting, strongest, and most expensive frame materials. Many cyclists and experts feel that it combines the best characteristics of all the other frame materials.
What is a Seatstay?
Seat stay length is measured from the rear axle to the point where the centerline of the seat stay intersects the surface of the seat tube. Seat stay length 2 is the distance from the rear axle to the intersection of the seat stay centerline and the seat tube centerline.
What is a step-through frame bike?
Step-through frames, also known as open frames, are bikes designed with a lower top tube or cross-bar, or none at all. In the early 20th century, this type of frame was traditionally designed for women so that they could mount their bikes more easily while wearing dresses or skirts.
What is Diamond frame damage?
DIAMOND: Frame misalignment resulting from a heavy impact on the corner of either side rail of the frame that is sufficient to push the side rail back. … An example of this type of damage is if the rear end of a car is out of dimensional tolerance as the result of a front end impact.
Which is better steel or aluminum bike frame?
When it comes to strength, steel-framed bikes are the indisputable winner. Steel is significantly stronger and more durable than its aluminum counterpart, making it an excellent choice for mountain bikes. Steel-framed bikes are able to absorb more blows with suffering damage.
Are titanium bike frames worth it?
It offers a smoother ride than carbon or aluminum. Titanium is the only frame material that provides a smoother ride — depending on the frame design and intent. Less expensive than titanium. Depending on the model, generally about $700 – $900 less for the frame.
Which is better alloy or aluminum frame?
Aluminum is rustproof and it dampens vibration 50% faster than steel. … Titanium alloys are half as stiff as steel, but also half as dense. The strongest titanium alloys are comparable to the strongest steels. Stiff titanium frames need larger-diameter tubes than comparable steel frames, but not as big as aluminum.
Why do dropped seats stay?
Comfort is a key reason for lowering the seat stays on a road bike then. … Bikes designed to be comfortable yet fast, stiff and light. Bike designers point towards a smaller rear triangle, achieved by dropping the seat stays further down the seat tube, as a way of increasing comfort.
What is triple butted frame?
For example, triple butted means the tube, usually of an aluminum alloy, has three different thicknesses, with the thicker sections at the end where they are welded. The same material can be used in handlebars.
Why are bike frames made of Aluminium?
Aluminium road bikes
It’s a relatively light and stiff material and generally cheaper to produce than carbon. When it comes to bike frames, aluminium is ‘alloyed’ with another metal. In order to achieve a greater strength to weight ratio, quality aluminium bike frames are butted. The more butting, the better.
Should a man ride a step-through bike?
They’re easy to get on and off.
They’re a great option for riders who don’t have a full range of motion or limited motion. This is especially true if you are an older rider or if you have a disability. If you have difficulty lifting your leg over a horizontal top tube, a step-through frame is perfect for you.
What are the advantages of a step-through bike?
Step-through bikes offer riders the most upright riding position and will also be the easiest for riders to mount and dismount by simply stepping through the curved frame. Step-thru bicycles are ideal for fun, casual rides, or your everyday commute to and from work and provide comfort and style with every ride.
Can a man ride a step-through bike?
Men ride step thru all over the world except in USA/Canada because they’re very practical, comfortable and great for commuting.