The Czech pair continued the fine form they demonstrated in the heats to produce the fastest semifinal and final runs today.
Kaspar and Sindler went one better than last year where they were pipped by fellow countrymen Lukas Rohan and Adam Svoboda for the gold medal.
They overcame a two second penalty for a gate touch on 20 to record the fastest run in the final of 107.99.
The described the victory as ‘nice’.
The pair said that there were some ‘noises’ that they should win and were pleased they kept their nerve to secure the victory.
“I am glad we were able to stay focused and become world champion”, Kasper said.
Despite the victory Sindler thought the course was challenging.
“It is easy to make a big mistake, for example in gate 12, but we made it clean two times so it was good”, Sandler said.
Polish brothers Filip and Andrzej Brzezinski collected the silver, 6.97 seconds behind the champions.
Improving on their bronze medal in Liptovsky Mikulas, Slovakia last year.
Russian duo Alexey Popov and Vadim Voynalovich won the bronze medal.
British pair Matthew Lister and Rhys Davies, and the Brazilian boat containing Anderson Oliveira and Charles Correa rounded out the top five.