A selection of braze-ons for frame builders. Manufactured in Taiwan by Allotec, a foundry which makes steel frame parts using the lost wax investment casting method. Please see diagram and details spec in the manufacturer's catalog.
I15
M5 threaded water bottle boss, unit
I16
Hourglass M5 threaded rack boss, unit
I17
Downtube shifter boss, unit
I18
Water bottle boss reinforcing star, unit
E25
Standoff eyelet boss for M5 bolts, unit