The Seekins Precision LOP Spacer is a precision-engineered length-of-pull spacer designed to provide customizable stock fit adjustments for Seekins Precision bolt-action rifles. Made from high-impact composite materials for durability and reliability, the spacer installs easily with included mounting hardware, allowing shooters of all sizes to dial in their ideal length of pull for improved comfort, control, and accuracy in the field or on the range. Seekins LOP Spacer 11700227F