Marko’s 29er 90s MTB
Starting weights
Blocking the tubes/phasing
Setting the jig
Test fits of mitres at BB
Marking the BB for breather holes
DT on BB
DT and ST prior to hole drilling
ST slot pre-milled. The final cut happens after the seatstays are welded
Marking centerline to ensure the tram of the mill is correct
Bottle boss holes drilled
Headtube after drilling weight
DT after cut, miter, drilling weight
TT after cutting, mitering
ST cut, mitering, drilled weight
Setting chainstay jig, testing the tire clearance
Chain stay BB cutting
Interference of ST and CS marked, ready for cut
Complex cut for ST out of CS
Ready for brazing bottle bosses
Validate clearances
Chasing threads post welding. Brazing is much harder on threads than TIG, so little material comes off here
Checking SS fit, ready to start brake mounts
Drill, tap BB hole for cable guide
Cable guide installed
Derailleur braze ons
Finished custom brake cable stop
