The Gas Pipe Stem

As in, 21?

I'd love one if so:

1) Hulsroy: D 1" / ø31.8 / +-6 / L 130mm / H 85mm
2) Batt: D 1" / ø31.8 / +-0 / L 90mm / H 85mm
3) TomvanHalen: D 1 1/8" / ø26.0 / +-tbc / L tbc / H tbc
4) Heldring: D 1 1/8" / ø31.8 / +- 10 / L 110mm / H 75 mm
5) Packet: D 1 1/8" / øtbc / +- 0 / L 120mm / H 65mm
6) KGrev: D 1 1/8" / ø31.8 / +-tbc / L tbc / H tbc
7) haveo: D 1” / ø25.4 / +-tbc / L 120mm / H 40mm
8) mcamb: D 1 1/8” / ø26.0 / +-tbc /L tbc/ H 40mm
9) spotter: D 1 1/8" / ø31.8 / +-tbc / L tbc / H tbc
10) Joec: D 1 1/8" / ø31.8 / +- 10 / L 100mm / H 60mm
11) t0-ster: D 1 1/8" / ø31.8 / +-tbc / L tbc / H tbc
12) blackmath: D 1 1/8" / ø31.8 / +-tbc / L tbc / H tbc
13) knowthejo: D 1 " / ø26.0 / +-tbc / L tbc / H tbc
14)dimblue: D 1" / ø26.0 / +-tbc / L tbc / H tbc
15) Lanterne Rouge D 1"/ø31.8/+-6/L 115mm/ H TBC
16) Jaap: D 1 1/8" / ø31.8 / +- 10 / L 130mm / H 40mm
17) lmananimal: D 1 " / ø26.0 / +-tbc / L tbc / H tbc (brazed)
18) Thrust: D 1" / ø31.8 / +-tbc / L tbc / H tbc (brazed)
19) Thrust: D 1 1/8" / ø31.8 / +-tbc / L tbc / H tbc
20) blackmath: D 1" / ø26.0 / +-tbc / L tbc / H tbc
21) michaelcox: D 1 1/8" / ø31.8 / +-tbc / L tbc / H tbc