RCM MP5 Roller Set -10

RCM U.S. Made -10 (7.90 mm) locking roller, The proper roller size is essential for proper bolt gap. Sold as a set

Fits all:

• HK G3, 91 & PTR
• HK 93, 33, 53
• HK MP5, 94
• HK MP5K, SP89, SP5K
• Other 90 series custom builds or clones