Building a Boardman CX

Especially for light weight issues concerning cyclocross / touring bikes & parts.

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expatscot
Posts: 21
Joined: Tue Jan 05, 2016 11:20 pm

by expatscot

So: nearly complete.
I'm missing the rotors, rotor bolts. I have yet to fit the chainrings, chain and bolts. Also bar tape.

The build and weights so far are as follows:
Frameset Boardman cxr 9.8 small (QR version) 1125g inc headset
Fork 542g inc expander

Headset - top race 12g, bottom bearing 31g, spacers 18g, top cap bolt 6g, carbon top cap 6g.
Seatpost clamp 12g
Seatpost - USE alien 27.2 150g plus shim (27.2 to 31.6) 43g
Saddle - SLR 157g

BB Rotor 4630 106g
Chainset Rotor 3D+ 172.5mm compact 473g inc end cap bolt
Chainset axle spacers - Rotor - 19g
Pedals - XTR SPD 302g

Stem - Bontrager RXL 100mm 7deg 123g
Bars - 3T Ergoterra team 42-45 (CX) 188g

Shifters - SRAM Red 10s - 317g inc hoods
Rear mech - SRAM Red 10s - 144g
Front mech - SRAM Red 34.9 band on (alloy bolts) 82g
Front mech adaptor (top pull) - 21g
Cassette - DA 7900 10s 11-25 - 178g

Cables:
Rear mech outer 53g - innner
Rear brake outer 73g - inner 24g
Front gear outer 30g - inner
Front brake outer 44g - inner 14g

Wheelset:
Kinesis crosslight & tube & Crosswolf 700x32 front 1201g rear 1355g
Look 695 aerolight
Cervelo P2
Brompton S2 LX titanium custom
Trek 5500 1994
Boardman CX9.8 build in progress

and lots of non- WW others.

by Weenie


AdyM
Posts: 128
Joined: Sat Jan 18, 2014 4:12 am

by AdyM

Just added all that up to 6849g, wow. So add rotors, bolts, rings, chain and tape, maybe +500g? wow.

VPR
Posts: 44
Joined: Sun Mar 24, 2013 3:51 pm
Location: Espoo, Finland

by VPR

You're missing the brake calipers, TRP Spyres are about 320 g.

expatscot
Posts: 21
Joined: Tue Jan 05, 2016 11:20 pm

by expatscot

Good spot. Spyres are 320g.
Bar tape roughly 50g (I will weigh!)
Skewers are planet x ti 43g (arrived today).

Awaiting: rotors (ashima 73g x 2); Spyre mounting bolts x4; disc mounting bolts x 12; chain; rings; chainring bolts.
Look 695 aerolight
Cervelo P2
Brompton S2 LX titanium custom
Trek 5500 1994
Boardman CX9.8 build in progress

and lots of non- WW others.

expatscot
Posts: 21
Joined: Tue Jan 05, 2016 11:20 pm

by expatscot

AdyM wrote:Just added all that up to 6849g, wow. So add rotors, bolts, rings, chain and tape, maybe +500g? wow.


I'm estimating the build will finish up at a smidge under 7.5kg (without pedals).

I'm still waiting for a few items - hopefully next weekend I can finish off.
Look 695 aerolight
Cervelo P2
Brompton S2 LX titanium custom
Trek 5500 1994
Boardman CX9.8 build in progress

and lots of non- WW others.

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