Lissner is an Australian manufacturer of M-1911 barrels. His company, Lissner Barrels have been manufacturing 1911 barrels since 1980. Being a one man operation he has total control of all the manufacturing processes and every process is performed in house. Below, you can find the barrel specs.

Material

Machined from 'Custom Specification' 416 Stainless Steel Solid Round Bar Stock Profile

All barrels 6".

Bull Barrel Profile .720" (18.3)mm Tube Diameter, which allows the customer the freedom to choose the type of front lockup which suits their needs eg. Taper Cone machined directly onto the barrel tube which eliminates the thin cone sleeve, or the Original Bushing system or any other combinations.

Bottom Lug Profiles, to suit the most popular styles eg. Non Ramped, Ramped Round Back, and Ramped Flat Back. Hardness

42 HRC
All Finish Machining is done 'after' Hardening for a perfectly straight and true barrel Rifling

'Cut Rifling' using the time honored single point cutting tool method
All Calibers 1 Turn in 16" Right Hand Chamberings

All Short Chambered
Standard Chamberings, 38 Super, 40 S&W, 45 ACP.
All other 1911 chamberings on Special Order

Unfortunately, I wasn't able to find any pictures of these barrels and lately, Tony's site is off the net and he is no longer answering my e-mails.