FITTING THE INSERT
Pen mark
Fig. 17
Key
Mark the Pentaclip to show the saddle angle and position
on the Pentaclip using a marker pen or tape
Loosen the Pentaclip with a 5mm hex key and remove the
saddle and O-rings from the top of the
seatpost
Remove the seatpost by sliding it out from the underside
of the frame
Squeeze the saddle height insert and insert it into the top
of the seat-tube, aligning the key with the
slot (fig. 19)
Engage the key with the base of the slot (fig. 19)
Refit the seatpost into the underside of the frame (fig. 19),
making sure the post is clean
Refit the O-rings and saddle, align the setting marks on
the Pentaclip and tighten (15Nm)
Check the saddle height is correct at full extension,
small adjustments can be made by moving the Pentaclip
position up or down slightly on the post (fig. 14), for more
information see https://www.brompton.com
MEASURING AND CUTTING THE INSERT
Raise the seatpost to maximum height
Place the insert upside down against the post at
Carefully cut the insert along this groove with
Seat-slide tube
the top of the seat-slide tube as shown (fig. 17) and
mark the groove in the insert, closest to the mark on
the seatpost
scissors (fig. 18)
Fig. 18
Fig. 19
Seat slide tube
24
Key
Key
Seatpost