← transitional casings contemporary casings 492UL Casing 1/2″ x 2 1/2″ 101UL* Casing 5/8″ x 2 1/2″131UL* Casing 5/8″ x 3″ 134UL* Casing 11/16″ x 3 1/4″ 144UL-B2* Casing 1″ x 4″ 144UL-C2* Casing 3/4″ x 3″ 8039UL Casing3/4″ x 3 1/2″ 9091UL Casing 5/8″ x 3 1/4″ 3000P Casing 7/16″ x 1 7/16″ 3002P Casing 7/16″ x 2 1/4″ 148UL Casing 3/4″ x 2 3/4″ 4494UL Casing 3/4″ x 3 1/2″ ← transitional casings