A considerable number of reviewers reported that the screw does not fit their Marlin 336 models due to wrong threading or oversized dimensions. This recurring issue has caused frustration, as multiple users noted that forcing the screw could damage their rifles.
Many users expressed disappointment with the manufacturing quality of the screw. Concerns included improper thread sizes, poor design affecting fit and functionality, and expectations of higher quality from a recognized brand like Brownells.
Several reviewers mentioned difficulties with customer service, particularly issues related to returns. Users felt the return policy was unreasonably costly compared to the product price, leading to frustration with the overall buying experience.