Replacement Spring Set for the FRT-15L3™

Keep your FRT-15L3™ running smoothly with this replacement spring set from Rare Breed Triggers. Designed for reliable performance in HK clones and MP5 platforms, this kit includes three essential springs: hammer spring, trigger spring, and disconnector spring. Made in the USA from durable spring steel for consistent function under heavy use.

Rare Breed Triggers is known for precision-engineered components that meet strict quality standards. Compatible with MP5 clones using the FRT-15L3 system, these springs maintain proper trigger reset and hammer engagement. Each spring is heat-treated for longevity and matched to factory specifications.

• 1 x Hammer Spring
• 1 x Trigger Spring
• 1 x Disconnector Spring

Maintain your MP5 FRT setup with genuine Rare Breed replacement parts. Add to cart for fast shipping.