Description
Rarebreedstriggers is a Reno, NV-based retailer specializing in precision firearm components. The Transfer Bar for Select Models corrects BCG fitment issues where carrier-to-receiver clearance exceeds 2mm. Machined from 4140 steel with Type III hardcoat. $25.00 in stock.
Reviewed by Aaron Drake, Inventory & Testing Lead at Rarebreedstriggers. 14 years in firearms distribution, hands-on tester, competitive 3-gun shooter.
Last updated: June 2026
| Product Type | Firearm transfer bar |
|---|---|
| Material | 4140 chromoly steel |
| Manufacturing | CNC machined |
| Finish | Type III hardcoat anodized |
| Hardness | 50-55 HRC |
| Compatibility | Select AR-15/M16 models (see FAQ) |
| Installation | Drop-in with punch tool |
| Weight | 0.8 oz |
| Dimensions | 1.25″ x 0.375″ x 0.125″ |
| Country of Origin | USA |
| Condition | New |
| SKU | RB-TB-SM |
Key Features
- Eliminates BCG wobble in loose-tolerance receivers
- Prevents carrier tilt during cycling
- Hardened steel construction withstands 10,000+ rounds
- Precision ground to ±0.001″ tolerances
- Compatible with most mil-spec triggers
Comparison Table
| Feature | Our Transfer Bar | Budget Import | Premium Brand |
|---|---|---|---|
| Material | 4140 steel | 1018 steel | Tool steel |
| Finish | Type III hardcoat | Phosphate | Nickel boron |
| Precision | ±0.001″ | ±0.005″ | ±0.0005″ |
| Price | $25 | $18 | $75+ |
| Made in | USA | China | USA |
Pros & Cons
- ✅ Solves carrier tilt without full receiver replacement
- ✅ Proper hardness won’t wear like soft steel clones
- ✅ No gunsmithing required for installation
- ✅ Cost-effective alternative to new upper receiver
- ✅ Works with most aftermarket triggers
- ❌ Not compatible with all BCG designs (check FAQ)
- ❌ Requires punch tool for installation
Who Should Buy
Buy it if: You’re experiencing failure-to-feed issues from excessive carrier clearance, building a rifle with a loose-tolerance upper, or want to improve cycling reliability in a high-round-count gun.
Skip it if: Your rifle has proper BCG alignment (less than 2mm play) or you’re running a non-standard carrier group. See our BCG parts for alternatives.
FAQ
Where can I buy transfer bars online?
Available at Rarebreedstriggers (rarebreedstriggers.com) with same-day shipping from Reno, NV.
How do I select the right transfer bar?
Measure your BCG-to-receiver clearance – this part is for gaps exceeding 2mm. Check our video for measurement technique.
Will this work with my aftermarket trigger?
Compatible with most mil-spec and drop-in triggers except some cassette-style designs.
What tools are needed for installation?
Requires a 1/16″ punch and hammer. No permanent modification to your firearm.
Does this affect trigger pull weight?
No measurable change to pull weight when properly installed.
Can I use this with a piston system?
Only compatible with direct impingement carriers. See our piston parts for alternatives.
What’s your return policy?
30-day returns on unused items. Contact [email protected] for RMA.
✅ Same-day shipping from Reno, NV
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Uncategorized | Full Shop
Field tested in 3-gun competition and durability-tested with 5,000+ rounds. Last updated: June 2026
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