Key details in tentative NHL labor agreement

A look at some of the key details from the tentative collective bargaining agreement announced by the NHL and the players' association on Sunday morning:

• 10-year deal, and each side is able to opt out after eight.

• Free-agent contracts are limited to a maximum length of seven years, but clubs can go to eight years to re-sign their own players.

• Players' share of hockey-related income drops from 57 percent to a 50-50 split.

• The salary cap for the upcoming season is $70.2 million, and it will go down to $64.3 million in the 2013-14 season.

• The salary in individual player contracts can't vary more than 35 percent year to year, and the final year can't be more than 50 percent of the highest year.