The spring version is the old style, had a ton of issues, the solder on the new one is on the atty connection only, there is a quick connect on the switch board.
This is from madvapes' 4/8/11 newsletter. Everything RoughStack (From our 4/8/11 Newsletter)
It says that the spring (no soldering needed) replacement switch is to be used with the Roughstack V2. It obviously isn't just for the older Roughstack.
Roughstack V2
This is the newest version of our signature mod. It is handcrafted in the USA out of high quality aircraft grade aluminum.
The RoughStack V2 is a high quality 18350 based, 3.7 volt mod. The natural machined finish of the Roughstack V2 is excellent and the upgrades to the manufacturing process produce a sleek, perfectly fitted, interchangeable top and bottom portion. Very comfortable to hold and performs great. Protected 1200mah 18350
batteries will easily last most users a day between charges.
The switch is rated for a full 3 amps and the switch assembly is user replacable with no soldering! Simply unscrew the nut holding the switch, pop out the circuit board assembly, put a new one in and tighten the nut back down.. It's really that simple!
The RoughStack V2 has a sealed 510 connector and will work with a variety of 510 atomizers and cartomizers including low resistance atties or cartos. It will also accept adapters for use with most any atomizer or cartomizer.
The Roughstack V2 will accept an 18350 or 16340 battery. Please use protected batteries only.
Maxi RoughStack V2
Theese are beatifully machined mods and are just the ticket for a variety of vaping needs!
Flexible battery configuations give you a variety of voltage choices. You can use an 18650 for 3.7 volt vaping, two 16340 3 volt batteries for 6 volt vaping or two 18350's for 7.4 volt vaping..
The user replacable 3 amp switch assembly will handle it all and requires no soldering to replace the switch! Sealed 510 connector is standard.
Roughstacks come with a 90 warranty and will be repaired for free during the warranty period. Customers are responsible for return shipping costs to MadVapes if repairs are required.
Maxi RoughStack V2
Theese are beatifully machined mods and are just the ticket for a variety of vaping needs!
Flexible battery configuations give you a variety of voltage choices. You can use an 18650 for 3.7 volt vaping, two 16340 3 volt batteries for 6 volt vaping or two 18350's for 7.4 volt vaping..
The user replacable 3 amp switch assembly will handle it all and requires no soldering to replace the switch! Sealed 510 connector is standard.
Roughstacks come with a 90 warranty and will be repaired for free during the warranty period. Customers are responsible for return shipping costs to MadVapes if repairs are required.