Virtue Crown SF-R Speed Feed - Spire III/IV/IR/280/CTRL - White M2 Factory Parts Optimized shaft airflow offering faster

Optimized shaft airflow offering faster response time and shifting

The trigger radius has been increased to accommodate a larger radius on the front

Replacement mechanical

Soft-touch bolt with 3-stage bolt acceleration

Virtue Crown SF-R Speed Feed - Spire III/IV/IR/280/CTRL - White M2 Factory Parts Optimized shaft airflow offering fasterVirtue Crown SF R Speed Feed Spire III IV IR 280 CTRL The Virtue Spire CrownSF R is the budget friendly speed feed with many of the same design features found in the more expensive CrownSF. The CrownSF R features the same locking speed feed ring that fits securely in place on the CTRL, Spire IR, IR, Spire III and Spire IV, with the main difference being the design of the fingers. The main difference with the CrownSF R is each finger is co molded from