+.001 Oversize for a perfect tight fit, (factory B-5).

BossArms’ OverSize (B-5) pins solves the age old problem of the B-5 Receiver Cross pins “falling out”; PLUS , removes sponginess between Trigger Group and Receiver for a crisp and consistent trigger pull.

Hardened – Bright with Black Ends.

**Comes package of one pair (2 pins), replaces the factory B-5 Receiver Cross Pins.

Pins have blue ends and silver centers, so as not to be mixed with standard pins. One end has slight 45 degree bevel. These OverSize B-5 steel pins have RC 58-60 hardness for a virtual trouble free no-wear service, should last a life time.

If you “ever” manage to break one, send the pieces to Sportables for a quick replacement, no questions asked.

$8.95