HK German Locking Roller Standard 8mm - Used

The 8mm roller is the proper roller size for standard "zero" function. The correct 8mm roller is essential for proper head spacing & bolt gap.

Used HK German. HK locking roller, standard, 8mm. HK German Manufacture.

Compatible With:

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

Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head.

An easy way to remember the size you need to order - plus-size rollers increase the bolt gap and minus-sized rollers decrease the bolt gap.