Sold Price: High Flying Action Helicopter toy, Nerf Alpha Strike Stinger SD-1 Targeting Set, Smithsonian Rock and Gem Dig set, and a recorder - December 6, 0120 10:00 AM EST
Hasbro updated their stinger from having a traditional jolt air-restrictor spring to a plastic air-restrictor spring. (More of the changes/updates to the stinger are in the comments) : r/Nerf
Stinger SD-1 Nerf Alpha Strike Toy Blaster -- Includes 8 Official Nerf Elite Darts -- For Kids, Teens, Adults Each Sold Separately | Meijer
Best Buy: Nerf Alpha Strike Stinger SD-1 Blaster (4-Pack) E8316
Fatima Al Qadeeri store - متجر فاطمه القديريNerf - Alpha Strike - Lynx SD-1 and Stinger SD-1 Multi-Pack