Page 40 - 2018-v.3-Part 2(EN)
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z) for composite components, an advisory note to draw attention to the influence of high temperature
(heat radiations) in confined environment on composite materials (if appropriate);

aa) for city and trekking bicycles, the importance of suitably covering any coil springs under the saddle
if a child-seat is fitted to prevent trapping of fingers;

bb) for racing bicycles, caution concerning possible reduction of toe-clearance due to replacement of
cranks or tyres;

cc) for racing bicycles, an advisory note to drawn attention to the fact that when using an aerodynamic
extension on the handlebar, the rider’s response to steering and braking can be adversely affected;

dd) the maximum inflation pressure for a conventional or tubular tyre, according to the lower value
between maximum inflation pressure recommended on the rim or the tyre (see also 4.11.2).

Any other relevant information can be included at the discretion of the manufacturer.


6 Marking

6.1 Requirement

The frame shall be

a) visibly and permanently marked with a successive frame number at a readily visible location such
as near the pedal-crank, the seat-post, or the handlebar, and

b) visibly and durably marked, with the name of the manufacturer of the complete bicycles or the
manufacturer’s representative and the number of this part of TBIS 4210, i.e. TBIS 4210-2. The
method of testing for durability is specified in 6.2.

NOTE 1 It is recommended that the maximum permissible load (rider plus luggage) is marked at a readily
visible location on the frame by the manufacturer.

NOTE 2 In some countries there is a legal requirement concerning marking of bicycles.

NOTE 3 For components, currently there are no specific requirements, but it is recommended that the
following safety-critical components be clearly and permanently marked with traceable identification, such as a
manufacturer’s name and a part number:

a) front fork;
b) handlebar and handlebar stem;
c) seat-post;
d) brake levers, brake blocks, and/or brake-block holders;
e) outer brake-cable casing;
f) hydraulic-brake tubing;
g) disc-brake callipers, brake-discs, and brake pads;
h) chain;
i) pedals and cranks;
j) bottom-bracket spindle;
k) wheel rims.


6.2 Durability test

When tested by the method described in TBIS 4210-3:2016, 4.4, the marking shall remain easily legible. It
shall not be easily possible to remove any label, nor shall any label show any sign of curling.

6.3 Safety requirement

Component of the paint should meet the requirements of RoHS.

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