Description:
BCA rifles are interesting because of their side charging bolts.
Pros:
- Side charging upper
- Low price
Cons:
- Originally had some reliability issues. They seem to be sorted out though.
- Potentially inconsistent rifling quality
Price & Links:
- https://www.bearcreekarsenal.com/guns-parts/ar-15/ar-15-complete-upper-assembly/22-long-rifle.html - $235
Relevant threads:
- https://www.rimfirecentral.com/threads/bca-22lr-upper.1268962/
- Unsupported chamber issues - https://www.rimfirecentral.com/threads/bear-creek-22lr-unsupported-chamber-issues-check-your-chamber-brass-for-warning-signs.1249496/
- Borescoping BCA barrels - https://www.reddit.com/r/ar22/comments/1eb852b/borescoping_ar22_barrels_bca_22wmr/
- RTB vs BCA vs BoreBuddy - https://www.reddit.com/r/ar22/comments/1ex08pl/right_to_bear_vs_bca_vs_bore_buddy/