Check the listing for details. Nerf Modulus PROXIMITY BARREL Upgrade. Condition: New. Listed at 2.99 USD. Nerf Modulus Proximity Barrel Upgrade The product is in new condition. Fast shipping within 24-48 hours after payment is made. Modulus Proximity Barrel Upgrade Proximity barrel upgrade The proximity barrel upgrade is a part of the Nerf Modulus system. Kids can use this proximity barrel upgrade to customize their Nerf Modulus blasters. Age range: 8 years and up Includes proximity barrel and instructions Customize Nerf Modulus blaster (not included) Part of Nerf Modulus system Proximity barrel attaches to and extends barrel length Approximate Product Dimensions (L x W x H) 4.02 x 6.5 x 4.02 inches Note: Please contact us if you have any questions about an item. All sales are final. Disclaimer: The seller is not responsible for the lost or stolen package once it is shipped.