- 1x Bowden Coupler for Prometheus
1.75mm bowden insert: fits 8mm hole in Prometheus 1.75mm heat sink
1.75mm bowden coupler: 4mm BSPP Thread
3mm bowden coupler: 8mm BSPT Thread- 1x Bowden Coupler for Prometheus
1.75mm bowden insert: fits 8mm hole in Prometheus 1.75mm heat sink
1.75mm bowden coupler: 4mm BSPP Thread
3mm bowden coupler: 8mm BSPT Thread