The 49ers' offensive line has done an impressive job so far this season.

The San Francisco 49ers offensive line has delivered some encouraging performances through four games, with two starters earning top marks.

The 49ers have made huge strides up front this season, but they face a different level of challenge in Week 5.

The 49ers' offensive line needed to prove how good they were against one of the better pass-rushing teams in the NFL, the Broncos.

49ers offensive lineman Dominick Puni speaks to reporters after San Francisco’s 36-30 win against the Arizona Cardinals on Sunday at Levi's Stadium.Dominick Puni not shocked by Brock Purdy's playmaking in 49ers' thrilling win originally appeared on NBC Sports Bay Area

49ers offensive lineman Dominick Puni speaks to reporters after San Francisco’s 27-7 win vs the Los Angeles Rams Thursday at Melbourne Cricket Ground.Dominick Puni describes ‘unreal' atmosphere of 49ers' Australia game vs. Rams originally appeared on NBC Sports Bay Area

San Francisco 49ers right guard Dominick Puni speaks with NBC Sports Bay Area's Jennifer Lee Chan before their season opener in Australia.Dominick Puni breaks down how 49ers' offensive line can stop Rams' Myles Garrett originally appeared on NBC Sports Bay Area

Dominick Puni set for 49ers season debut in historic Australia opener

The San Francisco 49ers’ final open training camp practice was on Sunday. The team competed without two key players as guard Dominick Puni and rookie defensive tackle Gracen Halton were...