Home / Accessory-Parts / Christensen Arms THREAD PROTECTOR 5/8-24 BRNZ View cart “Wilson Combat GAS BLOCK AR15 LO-PRO .875″” has been added to your cart. Christensen Arms THREAD PROTECTOR 5/8-24 BRNZ$3999 Out of stock SKU: 810-00018-04 Category: Accessory-Parts Product ID: 30150 Description Description Ridgeline Thread Protector Related products Sale! POF USA DICTATOR GAS BLOCK MIDLENGTH $16300 $16234 Wilson Combat GAS TUBE PISTOL LENGTH 6.6″ $1350 ProMag PROMAG AMBI DUAL SLING PLATE $1599 Wilson Combat GRIP MODULE WCP320 CRRY TAN MS $6795