49ers roster moves: Evan Anderson, Kilian Zierer added to practice squad, D-lineman released

The San Francisco 49ers have signed defensive lineman Evan Anderson and offensive lineman Kilian Zierer to the team's practice squad. To make room on the practice squad, the team released defensive lineman William Bradley-King.

The 49ers Communications staff provided the following rundown.

Anderson (6-3, 326) originally entered the NFL after signing with the 49ers as an undrafted free agent on May 6, 2024. In 2024, Anderson appeared in 12 games (one start) and registered 24 tackles, 1.0 sack, one forced fumble, and one fumble recovery. The team waived him on August 27, 2025.

A 23-year-old native of Orlando, FL, Anderson attended Florida Atlantic University (2020-23), where he appeared in 39 games and registered 145 tackles, 20.0 tackles for loss, 7.0 sacks, two passes defensed, and three fumble recoveries and earned Third-Team All-AAC honors his senior season (2023).

Zierer (6-7, 312) originally entered the NFL after signing with the Houston Texans as an undrafted free agent on May 12, 2023. Throughout his two-year NFL career, he has spent time on the Texans' practice squad (2023-24) and participated in training camps with the Atlanta Falcons and Cleveland Browns in 2025.

A 25-year-old native of Munich, Germany, Zierer attended Auburn University (2020-23), where he appeared in 21 games (16 starts).

Bradley-King (6-4, 265) originally signed with the team on August 27, 2025.