SCREW 5/16 UNC x 18 x 3-7/8 – ALLEN* By View cart “SET–SHIMS – CRANKSHAFT – BSA C15 B44” has been added to your cart. $5.59 SCREW 5/16 UNC x 18 x 3-7/8 – ALLEN 1 in stock SCREW 5/16 UNC x 18 x 3-7/8 - ALLEN* quantity Add to cart SKU: 21-0678 Category: Uncategorized Related products CLIP – FINNED CLIP 1-5/8* – CAUTION: DO NOT OVER-TIGHTEN! $45.75 Add to cart PLATE – REAR NUMBER PLATE – BIG 4 ETC* $165.19 Read more PISTON MODEL18/G80 PRE 1956 7.2:1 CR* $295.00 Read more PLATE – AIRFILTER BACKING END PLATE – DOMED – BLACK $16.18 Add to cart