Scag Cast Iron Pulley - 275-945 - Replaces 48924 / 48127 / 482744 275-945 Scag Replacement Cast Iron Pulley Replaces (OEM) Scag 48127, 482744, and 48924 Fits Scag 32", 36", 48", and 61" decks (for 1/2" or 5/8" belt widths) Outside diameter is 5 3/4"