Condition: EXCELLENT Comments: Enfield No4 Mk1 Rear Flip-up Singer Sight in excellent working condition. Graduated to 1300yds in 50yd increments. Stamped 'B' with British Broad Arrow and 'B' over 'CR' over '670'. Make: Enfield Model: No4 Mk1 Scope/Sights: 1300yd Singer Flip-up Location : WA Licence No. : 9993958 Seller's Phone : 0420 977 780 Transferring Dealer : All firearm transfers must be conducted using a licenced firearms dealer.