Comparison : Item # 2GBD-3/4&1, Gang Boxes 2 1/2" Deep - Concentric 3/4" & 1" Knockouts
Item # 3GBD-3/4&1, Gang Boxes 2 1/2" Deep - Concentric 3/4" & 1" Knockouts
Item # 4GBD-3/4&1, Gang Boxes 2 1/2" Deep - Concentric 3/4" & 1" Knockouts
Item # 5GBD-3/4&1, Gang Boxes 2 1/2" Deep - Concentric 3/4" & 1" Knockouts
Item # 6GBD-3/4&1, Gang Boxes 2 1/2" Deep - Concentric 3/4" & 1" Knockouts