Shop › Position7 - CZ 457 Aluminium Magwell Kit Image 1 of 4 Image 2 of 4 Image 3 of 4 Image 4 of 4 Position7 - CZ 457 Aluminium Magwell Kit $150.00 The CZ 457 Aluminium magwell kit includes ejector insert and extended magazine release lever. All from 7075 aluminium Get notified by email when this product is in stock. Sign up to receive news and updates. Add To Cart Added! The CZ 457 Aluminium magwell kit includes ejector insert and extended magazine release lever. All from 7075 aluminium